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2024 1st Semester Review

Total questions: 160

Worksheet time: 2hrs 38mins

Name
Class
Date
1.

A ________________ feedback loop makes a system more stable.

a)

Positive

b)

Neutral

c)

Negative

d)

Circular

2.

A _________________ feedback loop moves a system to an extreme.

a)

Positive

b)

Neutral

c)

Circular

d)

Negative

3.

A wolf population is introduced into an ecosystem, causing the deer population to decrease. The wolf population decreases as the deer population decreases, allowing the deer to begin to increase again. This is an example of what type of feedback?

a)

Neutral

b)

Ecosystem

c)

Positive

d)

Negative

4.

Polar Ice Caps are melting due to an increase in Earth's temperature. This lowers the albedo (ability to reflect sunlight) of Earth, which in turn increases Earth's temperature. This is an example of what type of feedback?

a)

Negative

b)

Neutral

c)

Positive

d)

Ecosystem

5.

If I have a data table that has one column for years and one column for temperature, what would I put on the x-axis of a graph?

a)

Temperature

b)

Carbon Dioxide levels

c)

Population

d)

Years

6.

An increase in Carbon Dioxide levels in the atmosphere could lead to which of the following?

a)

Increase in temperature on Earth

b)

Decrease in Albedo (reflection of the sun's rays back to space) on Earth

c)

Change in overall climate on Earth

d)

All of the above

7.

What is the relationship between the red and the blue systems in the graph?

a)

An increase in CO2 concentrations has no effect on temperatures.

b)

An increase in CO2 concentrations is leading to an increase in temperatures.

c)

An increase in CO2 concentrations is leading to a decrease in temperatures.

d)

I don't know

8.

What is the relationship between the red and the blue systems and the black line in the graph?

a)

An increase in CO2 concentrations is leading to an increase in temperatures which is leading to an increase in the size of glaciers.

b)

An increase in CO2 concentrations is leading to an increase in temperatures which is leading to a decrease in the size of glaciers.

c)

An increase in CO2 concentrations is leading to an increase in temperatures which has no effect on the size of glaciers.

d)

I don't know

9.

Is the relationship between the red and blue lines showing a positive or negative feedback loop?

a)

Negative

b)

Positive

c)

There is no feedback loop evidence

d)

I don't know

10.

Is the relationship between the red and blue system and the black line showing a positive or negative feedback loop?

a)

Negative

b)

Positive

c)

There is no feedback loop evidence

d)

I don't know

11.

What is happening to wildfires in the U.S. overtime?

a)

Wildfires are burning less and less area.

b)

Wildfires are doing less damage overtime.

c)

Wildfires are not changing in frequency.

d)

Wildfires are burning more and more area.

12.

What is one thing that could be causing this increase in acres burned by wildfires?

a)

An increase in precipitation

b)

A decrease in Carbon Dioxide in the atmosphere

c)

A decrease in Earth's temperature

d)

A decrease in precipitation overtime

13.

A thermostat in a central heating system can determine the temperature of your living room. It switches the air conditioner on when the temperature increases to a predetermined level and shuts it off when it cools to another level. The room temperature remains within a comfortable level regardless of the temperature outside.

a)

Positive Feedback Loop

b)

Negative Feedback Loop

14.

A group of parts that work together to do a job, perform a function, or produce a result is called a

a)

function

b)

system

c)

feedback

d)

I need to check Monday's notes

15.

Does the graph show positive or negative feedback?

a)

Positive, because when the red line shifts, the blue one does also

b)

Negative, because the blue line starts below equilibrium

c)

Negative, because the two actions are keeping each other near equilibrium

d)

Both positive and negative because the graph moves up and down

16.

Based on the graph, which country releases the most greenhouse gases?

a)

Russia

b)

Brazil

c)

China

d)

U.S.

17.

The gases that make up Earth’s atmosphere are commonly referred to as air. What are the two most abundant gases in the atmosphere?

a)

nitrogen and carbon dioxide

b)

nitrogen and oxygen

c)

water vapor and argon

d)

oxygen and carbon dioxide

18.

As the ocean heats up, what happens to the amount of dissolved CO2?

a)

It increases

b)

It decreases

c)

It doesn't change

d)

I need to check Monday's Notes

19.

Which of the following items produced in the ocean can promote cloud formation?

a)

Sea Salt

b)

Sand

c)

Algae

d)

Silver nitrate

20.
The sun is the input in the water cycle. What would happen if this input were to decrease one day? 
a)
The systems would find a new input. 
b)
Parts of the system would happen less. 
c)
The system would be unaffected. 
d)
Parts of the system would happen more. 
21.
This is anything that leaves a system. 
a)
process 
b)
input 
c)
output 
d)
feedback 
22.
If one part of the system fails ...... 
a)
The system will not work as well. 
b)
The system will be just fine. 
c)
More people will like the Steelers. 
d)
the system will explode. 
23.
This is anything that enters a system. 
a)
process 
b)
inside 
c)
output 
d)
input
24.
This is information used to control the process or output of a system. 
a)
subsystems 
b)
input 
c)
feedback 
d)
banana 
25.
The two types of feedback systems that help organisms maintain homeostasis are:
a)
positive and negative 
b)
receptor and effector
c)
static and dynamic
d)
minor and major
26.

What does the term 'climate' mean?

a)

Day-to-day weather conditions

b)

Average temperature, precipitation and wind speed of a country

c)

Average weather across a large area of the earth's surface

d)

Average annual weather conditions of a particular area

27.

For an area's climate to be determined, certain weather conditions are measured over how many years?

a)

1 week

b)

1 year

c)

1 Month

d)

More than 10 years

28.

What are the three categories of global climates?

a)

Tropical, Polar, and Temperate

b)

hot, medium, and cold

c)

Wet, Dry, equal amounts

d)

sunny, cloudy, and partly cloudy

29.

Which of the following help distinguish between the three different global climates?

a)

Line of Latitude

b)

Levels of precipitation

c)

Size of the country/continent

d)

Line of Longitude

30.

Which of the following climates are found either on or 30 degrees north or south of the equator?

a)

Tropical

b)

Temperate

c)

Polar

d)

I don't know

31.

Which global climate is found between 30-60 degrees north and south of the equator?

a)

Tropical

b)

Temperate

c)

Polar

d)

I don't know

32.

Which climate type is found in the far north of the northern hemisphere, between 50-66 degrees north of the equator?

a)

Tropical

b)

Temperate

c)

Polar

d)

I don't know

33.

Marine West Coast and Mediterranean climates are found between the 23 degrees and 66 degrees. They are examples of local climates from which category?

a)

Tropical

b)

Temperate

c)

Polar

d)

I don't know

34.

Biosphere

a)

all the water on Earth

b)

regions that contain all the living things on Earth

c)

the envelope of gases that surrounds Earth

d)

Ground, soil, and everything below it

35.

When is energy absorbed during the water cycle?

a)

during evaporation

b)

during transpiration

c)

during condensation

d)

during precipitation

36.

What happens when water vapor loses thermal energy?

a)

it expands into millions of droplets that form clouds

b)

it condenses into millions of droplets that form clouds

c)

it condenses into millions of droplets that form lakes and rivers

d)

it expands on the surface of plants and goes into the air

37.

Evaporation adds water to the

a)

biosphere

b)

atmosphere

c)

lithosphere

d)

geosphere

38.

As you go to the top of a mountain, what happens to the air temperature?

a)

nothing

b)

it decreases

c)

it increases

d)

it fluctuates between warm and cold

39.

Warm air can carry more water vapor (moister) than cool air.

a)

true

b)

false

40.

As warm air rises it ______.

a)

warms and condenses

b)

cools and condenses

c)

warms and expands

d)

cools and expands

41.
How heat from the Sun travels through space to Earth
a)
radiation
b)
convection
c)
conduction
d)
circulation
42.
Why is the Equator warmest?
a)
Because it is closest to the sun.
b)
Because it receives the most direct sunlight
c)
Because no clouds form here.
d)
Because it is far from the sun
43.

Why is the north pole the coldest?

a)

Because it receives the indirect sunlight

b)
Because it receives the most direct sunlight
c)
Because no clouds form here.
d)
Because it is far from the sun
44.

What is the positive feedback loop that impacts the climate systems?

a)

The water cycle

b)

GHG system

c)

Plate Tectonics System

d)

Carbon Cycle

45.

If a city has a high elevation like Fairbanks, Reno, or Montpelier, what would you expect their temperatures to be?

a)

Hotter

b)

Colder

c)

Elevation doesn't affect the temperature

d)

I don't know

46.

If a city has a low elevation like San Diego and Vancouver, what would you expect their temperatures to be?

a)

Hotter

b)

Colder

c)

Elevation doesn't affect the temperature

d)

I don't know

47.

Fairbanks, Alaska has a lower elevation than Montpelier, Vermont. However, Fairbanks is COLDER than Montpelier. What could be the explanation?

a)

Fairbanks has a greater latitude than Montpelier.

b)

Fairbanks has a lesser latitude than Montpelier.

c)

The Atlantic Ocean is colder than the Pacific Ocean

d)

I don't know

48.

A ________________ feedback loop makes a system more stable.

a)

Positive

b)

Neutral

c)

Negative

d)

Circular

49.

A _________________ feedback loop moves a system to an extreme.

a)

Positive

b)

Neutral

c)

Circular

d)

Negative

50.
The sun is the input in the water cycle. What would happen if this input were to decrease one day? 
a)
The systems would find a new input. 
b)
Parts of the system would happen less. 
c)
The system would be unaffected. 
d)
Parts of the system would happen more. 
51.

Label the earth

a)

Polar

b)

Temperate

c)

Tropical

1
2
3
1)
2)
3)
52.

Match the following

a)

evaporation

1.

liquid water to water vapor

b)

condensation

2.

water vapor back to liquid

c)

precipitation

3.

water droplets stick together and fall from clouds

53.

Why is the Earth's core so hot?

a)

the Earth uses nuclear fusion (like the Sun) to release energy and produce bigger elements

b)

the Earth uses leftover heat from its original formation to stay warm

c)

the Earth uses radioactive decay to release energy and produce smaller elements

d)

the Earth absorbs energy from the Sun in the core

54.

What is the correct order of Earth's Layers starting from the outer layer to the center?

a)

Crust - Outer core - Inner Core - Mantle

b)

Mantle - Outer core - Inner core - Crust

c)

Inner Core-Mantle-Outer Core-Crust

d)

Crust - Mantle - Outer Core-Inner Core

55.

Earth's Inner core is made up of

a)

A layer of rock that forms Earth's outer surface

b)

A layer of molten (liquid) iron and nickle

c)

A sphere of solid iron and nickel

d)

A solid/plastic layer of Peridotite that flows over time?

56.

The Earth's Mantle is made up of?

a)

A solid layer of Iron and Nickel

b)

A molten (liquid) layer of of Iron and Nickel

c)

A solid layer of Granite and Basalt

d)

A semi-solid layer of that moves over time through the process of convection

57.

The outer layer of the Earth is called the

a)

Crust

b)

Mantle

c)

Inner core

d)

Asthenosphere

58.

In which layer of the Earth would you expect to find the hottest temperature?

a)

Crust

b)

Mantle

c)

Inner Core

d)

Lithosphere

59.

During the candle lab, you watched the energy from the candle heat the metal. The hot metal then dropped the thumb tack in a predictable order. This energy transfer is called?

a)

Convection

b)

Radiation

c)

Conduction

d)

Subduction

60.

Push Play: During the Lava Lamp Lab, we learned that heat transfer within a fluid takes place by

a)

Convection

b)

Conduction

c)

Radiation

d)

Sublimation

61.

What do the circular arrows in the asthenosphere represent?

a)

pathways

b)

convection currents

c)

lava

d)

convergent

62.

What is radioactivity in the mantle responsible for?

a)

convection currents and plate tectonics

b)

Photosynethsis

c)

Magnetic Storms

d)

Skin Cancer

63.

What is the theory of plate tectonics?

a)

The theory that describes how Earth's outer layers is broken up into moving tectonic plates

b)

Tectonic plates stay in one place

c)

All of the continents were once apart of a Super Continent called Panthalassa

d)

All of the plates were once a solid plate until they broke up and moved to their current position

64.
The boundary between two plates that collide with one another.
a)
Divergent Plate Boundary
b)
Convergent Plate Boundary
c)
Transform Plate Boundary
d)
Subversive Plate Boundary
65.
When two plates collide and one plate slips below the other and down into the mantle. 
a)
Subduction
b)
Erosion
c)
Deposition
d)
Convection
66.

When oceanic plates move away from each other and new crust is made, what type of landform will be created?

a)

islands

b)

mid ocean ridges

c)

ocean trenches

d)

all of the above

67.

When oceanic plate and continental plate collide, what type of land form will be created?

a)

mid ocean ridges

b)

volcanoes

c)

islands

d)

earthquakes

68.

Letter B on the diagram below represents which of the following:

a)

The oldest lithosphere/crust

b)

The youngest lithosphere/crust

c)

hot spot

d)

island chain

69.

Letter B in the diagram shows a subduction zone. Why is the oceanic crust subducted?

a)

it is less dense

b)

it is more dense

c)

it is heavier because the ocean is pushing it down

d)

none of the above

70.

What are the two types of earthquake seismic waves?

a)

P and S waves

b)

Surface and Underground waves

c)

Fast and Slow waves

d)

Up and Down Waves

71.
The way in which energy during an earthquake travels through the earth.
a)
Fault
b)
Epicenter
c)
Seismic Waves
d)
Focus
72.

What type of seismic wave travels the fastest?

a)

Love

b)

Reyleigh

c)

P

d)

S

73.

What type of seismic wave travels in and up and down motion perpendicular to the direction of wave travel and can only move through solid material?

a)

S

b)

P

c)

Love

d)

Reyleigh

74.

Base your answer on the diagram of a graph of P waves and S waves. We can conclude that


a)

P-waves travel faster than S-waves

b)

P-waves travel slower than S-waves

c)

P-waves travel the same as S-waves

d)

I don't know

75.

Primary (P) Waves can pass through...

a)

solids only

b)

liquids only

c)

gases only

d)

solids, liquids, and gases

76.

(S) Waves can pass through...

a)

solids only

b)

liquids only

c)

gases only

d)

solids, liquids, and gases

77.

_______ is when two small nuclei collide and join together to form a larger nucleus releasing large amounts of energy.

a)

fission

b)

beta decay

c)

alpha decay

d)

fusion

78.
In nuclear fusion, smaller atoms are forced together to create larger atoms. Does this process release, absorb or maintain energy?
a)

Absorb energy

b)

Maintain energy

c)

Release energy

d)

I don't know

79.

The process of fusion happens in a star's

a)

Corona

b)

Convection Zone

c)

Radiative Zone

d)

Core

80.

When hydrogen is "fused" together on the Sun, what new element is created?

a)

Helium

b)

Carbon Dioxide

c)

Oxygen

d)

Light

81.

Which term means the transfer of energy by electromagnetic waves, such as light and microwaves?

a)

Conduction

b)

Radiation

c)

Convection

d)

heat

82.

During the Marshmallow Lab, you were instructed to make a helium nucleus and "fuse" it to other marshmallows to make other nuclei. As you added the marshmallows, what happened to the mass?

a)

The mass increased

b)

The mass decreased

c)

The mass stayed the same

d)

I don't know

83.

According to the "Star in the Box" lab and the "Marshmallow" lab, what happens when a star runs out of Hydrogen nuclei to fuse?

a)

Running out of Hydrogen has no effect on a star.

b)

As a star runs out of Hydrogen to fuse, the star's mass decreases.

c)

As a star funs out of Hydrogen to fuse, it stars to fuse other nuclei to form new elements and the mass increases.

d)

I don't know

84.

How do elements like gold, copper, and lead end up on earth?

a)

they flow through sunshine to the earth

b)

as the earth gets close to a red giant, its gravity pulls these elements to the ground

c)

a supernova sends these elements into the space matter and they end up on earth from space

d)

these elements are made on earth by volcanic action

85.

According to this map, where can you infer that mountains are being formed?

a)

between the Scotia Plate and the Pacific Plate

b)

between the Cocos Plate and the Caribbean Plate

c)

between the South American Plate and the African Plate

d)

between the North America Plate and the Antarctic Plate

86.

What happens at a divergent tectonic plate boundary?

a)

2 tectonic plates move horizontally past one another.

b)

2 plates pull away from one another forming a mid-ocean ridge.

c)

2 tectonic plates come together to form one plate.

d)

2 tectonic plates collide and causing subduction.

87.

Plate​ (a)   ultimately recycles the crust. At ​ (b)   boundaries, new crust erupts at the mid-ocean ​ ridge. Old (c)   gets pushed toward a convergent boundary. If the old crust is denser, it will ​ ​ (d)   back into the heat of the earth. The old crust begins to melt and become magma. The magma will rise and become lava in a ​ (e)   adding new crust on land.​

Choose from the below words
Tectonics
divergent
crust
subduct
volcano
88.

What is climate?

a)

average weather in a region over a long period of time

b)

average weather in a region over a short period of time

c)

average precipitation

d)

average solar radiation

89.

What is one way to describe climate change?

a)

changes in the average global and regional weather patterns

b)

change in seasonal patterns of a climate zone

c)

changes in the average weather pattern of a city

90.

What is an example of a cause of climate change caused by human activities?

a)

Combustion of Fossil Fuels

b)

Volcanic Eruptions

c)

Ocean Circulation

d)

Plate Tectonics

91.

What is an impact of global warming?

a)

Ice Caps Freezing

b)

Rising sea levels and saltwater intrusion

c)

Increase of biodiversity

d)

Cancer

92.

Volcanic activity is a natural source of Greenhouse Gases. (a)  

Choose from the below words
True
False
93.

Which of the following is a greenhouse gas?

a)

Nitrogen Gas

b)

Oxygen

c)

Water Vapor

d)

Helium Gas

94.

What does melting sea ice cause?

a)

Deforestation

b)

Coastal flooding and erosion

c)

Cancer

d)

I don't know

95.

What would the Earth be like if there were no greenhouse gases in the atmosphere?

a)

Too hot

b)

Too cold

c)

No atmosphere

d)

Just right

96.

Which greenhouse gas is excessively released by the combustion of fossil fuels?

a)

Methane

b)

Carbon Dioxide

c)

Water Vapor

d)

Hydrogen Monoxide

97.

Carbon Sinks were studied in 1st quarter. It is a natural way for "mother nature" to remove and store carbon. What is the world's largest carbon sink?

a)

Mountains

b)

Tectonic Plates

c)

Volcanoes

d)

Oceans

98.

How do greenhouse gases (GHG) affect our atmosphere?

a)

GHG reflect solar radiation

b)

GHG absorb solar radiation

c)

GHG block solar radiation

d)

GHG radiate solar radiation

99.

What greenhouse gas does cattle, landfills, and mining produce?

a)

Carbon Dioxide

b)

Methane

c)

Water Vapor

d)

I don't know

100.

The less ice on the planet, the ​ ​ (a)   likely global warming will occur.

Choose from the below words
MORE
LESS
101.

Why is polar sea ice important and how does it prevent further global warming?

a)

It absorbs solar radiation

b)

It reflects solar radiation

c)

It is not affected by solar radiation

d)

It is difficult to melt

102.

What can we do to prevent Global Warming?

a)

Develop more land for agriculture

b)

Educate the public

c)

Use more renewable resources for energy

d)

Use transportation often

103.

How can climate change effect biodiversity?

a)

Range Expansion will lead to more competition.

b)

Sea Levels will take human homes and establishments

c)

Mosquitos may spread diseases to humans.

d)

I don't know

104.

One concern about global warming is range expansion. If the planet warms areas that are usually too cold for mosquitos and mosquitos expand their range to these new areas, what is the worry?

a)

The cost of bug repellant will go up.

b)

Mosquito-born diseases like malaria will spread.

c)

More people will become allergic.

d)

The biodiversity will improve.

105.
Which of the following is the best conclusion that can be made from this graph?
a)
atmospheric carbon dioxide levels have been decreasing since 1960
b)
Hawaii has a lot of carbon dioxide
c)
humans have been working hard to decrease carbon dioxide levels
d)
atmospheric carbon dioxide levels have increased steadily since 1960
106.
 What is the greenhouse effect?
a)
The warming of a planet due to trapped radiation.
b)
The cooling of Earth due to air pollution.
c)
The heating of a solid, such as a rock.
107.
Which natural process removes carbon dioxide from the atmosphere?
a)
forest fires
b)
volcanic eruptions
c)
cellular respiration
d)
photosynthesis
108.
How can the planting of new trees help reduce climate change?
a)
Trees help create breezes.
b)
Trees release moisture that cools the atmosphere.
c)
Trees take in carbon dioxide from the atmosphere during photosynthesis.
d)
Trees block the release of greenhouse gases from soil.
109.

Tree rings are used to reconstruct past climates. How does this work?

a)

A thicker ring indicates more growth and therefore warmer temperatures.

b)

A thicker ring indicates more growth and therefore colder temperatures.

c)

A thinner ring shows that the temperatures must have been a lot warmer that year.

d)

It is impossible to tell the temperature of the year by looking at the rings.

110.

Particles that are located in the nucleus of an atom and no charge ____________

a)

proton

b)

neutron

c)

electron

d)

dust

111.

Small, negatively charged subatomic particles that are located around the nucleus are called __________

a)

protons

b)

neutrons

c)

electrons

d)

dust

112.

A dense positively charged sub atomic particle is called a _________

a)

proton

b)

neutron

c)

electron

d)

plasma

113.

_______ is when two small nuclei collide and join together to form a larger nucleus releasing large amounts of energy.

a)

fission

b)

beta decay

c)

alpha decay

d)

fusion

114.
In nuclear fusion, smaller atoms are forced together to create larger atoms. Does this process release, absorb or maintain energy?
a)

Absorb energy

b)

Maintain energy

c)

Release energy

d)

I don't know

115.
Do all stars make energy through fusion?
a)
Yes
b)
No
c)
Just our sun
d)
Only large stars
116.

The process of fusion happens in a star's

a)

Corona

b)

Convection Zone

c)

Radiative Zone

d)

Core

117.

When hydrogen is "fused" together on the Sun, what new element is created?

a)

Helium

b)

Carbon Dioxide

c)

Oxygen

d)

Light

118.

The process of fusion requires

a)

High heat and high pressure

b)

Cool temperatures and no gravity

c)

A snack

d)

High heat and low pressure

119.
Label part 1
a)
#1 Core
b)
#1 Radiation zone
c)
#1 Convection zone
d)
#1 Photosphere
120.
Label Part 2
a)
#2 Core
b)
#2 Radiation zone
c)
#2 Convection zone
d)
#2 Corona
121.
Label Part 3
a)
#3 Chromosphere
b)
#3 Radiation zone
c)
#3 Convection zone
d)
#3 Photosphere
122.
When we look at the sun, what layer are we viewing?
a)
photosphere
b)
chromosphere
c)
corona
d)
convection zone
123.
What layer can be seen here?
a)
chromosphere
b)
corona
c)
photosphere
d)
core
124.

What element is it?

a)

Hydrogen

b)

Helium

c)

Iron

d)

I don't know

125.

What element is it?

a)

Hydrogen

b)

Helium

c)

Iron

d)

I don't know

126.

Which term means the transfer of energy by electromagnetic waves, such as light and microwaves?

a)

Conduction

b)

Radiation

c)

Convection

d)

heat

127.

The sun provides energy to which process on Earth that was so important to the beginnings of life?

a)

Plate Tectonics

b)

Photosynthesis

c)

Water Cycle

d)

I don't know

128.

During the fusion lab (bottle cap lab), it was determined that the faster the bag was shaken, the more pairs of "helium" were generated. This evidence explains fusion how?

a)

High temperatures are needed for fusion to happen.

b)

Low temperatures are needed for fusion to happen.

c)

Temperature is required for fusion to happen.

d)

I don't know

129.

Every element emits a particular spectra fingerprint. When examining stars in our universe, we see that they also emit these fingerprints. Scientists use spectra from stars to determine...

a)

the temperature of a star.

b)

what the star is made of and its age

c)

the star's distance from Earth.

d)

the star's movement.

130.

According to our "plant in a bag" lab, the seed was provided with only water and air. What allowed the plant to sprout and turn green?

a)

Nutrients

b)

Heat and Light from the Sun

c)

Oxygen

d)

I don't know

131.

What is nuclear fusion?

a)

The process of fusing two Hydrogen Nucli together to form Helium

b)

The process of splitting two Hydrogen nucli together to form Helium

c)

The process of bonding two electrons together

d)

I don't know

132.
The most common elements stars are made of...
a)
Iron & Carbon
b)
Gold & Zinc
c)
Hydrogen & Helium
d)
Fire and Ice
133.
The main element used to fuel a star during the majority of its life is:
a)
Helium
b)
Iron
c)
Light
d)
Hydrogen
134.

What is a large celestial body that is composed of gas and emits energy in the form of light and heat?

a)

Nebula

b)

Star

c)

Galaxy

d)

Planet

135.

What is an exploding, high mass star called?

a)

black hole

b)

Milky Way

c)

supernova

d)

solar system

136.
After a supernova, if the core is massive enough it can collapse into a...
a)
Black Hole
b)
White Dwarf
c)
Brown Dwarf
d)
Black Dwarf
137.
A star is born when it begins...
a)
nuclear fusion
b)
nuclear abrasion
c)
chemical reaction
d)
nuclear fission
138.
Our sun and most stars are in what stage of their life cycle?
a)
Planetary Nebula
b)
White Dwarfs
c)
Main Sequence
d)
Giants
139.

What determines HOW a star dies?

a)

Temperature

b)

Brightness

c)

Mass

d)

I don't know

140.

A white dwarf is the final stage for _________ mass stars like our Sun.

a)

low

b)

high

c)

red giants

d)

I don't know

141.

Where does a star begin its life?

a)
Black Hole
b)
Galaxy
c)
Nebula
d)
Solar System
142.
The path a star takes during its life cycle depends solely on its _____.
a)
temperature
b)
luminosity
c)
mass
d)
location
143.
Low to Medium mass stars like our Sun will not explode in a Supernova because they do not have enough mass. They will 'puff off' their outer layers of gas leaving a __________ nebula behind.
a)
planetary
b)
supernova remnant
c)
shockwave
d)
black hole
144.

A high mass star explodes in a Supernova. This star is not heavy enough to collapse on itself and turn into a black hole. What does it turn into>

a)

White Dwarf

b)

Neutron Star

c)

Black Dwarf

d)

Black Hole

145.
Low mass stars expand into what after using up the hydrogen in their core
a)
red giants
b)
supergiants
c)
white dwarfs
d)
protostars
146.

Why do stars die?

a)

Fission stops in the core of the star

b)

Fusion stops in the core of the star

c)

The chemical reaction stops in the core of the star

d)

I don't know

147.

According to the "Star in a Box" lab, where do the greatest mass stars lie on the main sequence?

a)

Top of the Main Sequence

b)

Middle of the Main Sequence

c)

Bottom of the Main Sequence

d)

I don't know

148.

According to the "Star in the Box" lab, at what stage of life is the star at its most massive?

a)

Birth

b)

During its time on the Main Sequence

c)

As a red or super red giant (end of its life)

d)

I don't know

149.

During the Marshmallow Lab, you were instructed to make a helium nucleus and "fuse" it to other marshmallows to make other nuclei. As you added the marshmallows, what happened to the mass?

a)

The mass increased

b)

The mass decreased

c)

The mass stayed the same

d)

I don't know

150.

According to the "Star in the Box" lab and the "Marshmallow" lab, what happens when a star runs out of Hydrogen nuclei to fuse?

a)

Running out of Hydrogen has no effect on a star.

b)

As a star runs out of Hydrogen to fuse, the star's mass decreases.

c)

As a star funs out of Hydrogen to fuse, it stars to fuse other nuclei to form new elements and the mass increases.

d)

I don't know

151.

The analysis of the way matter emits and absorbs radiation is called ___.

a)

astronomy

b)

chemistry

c)

spectroscopy

d)

atomic theory

152.

Line spectra are specific to the element or elements that make up a star. Because of that, line spectra can be described as a _____

a)

classification as a solid, liquid or gas.

b)

location on the table.

c)

ability to react to form compounds.

d)

unique spectral "fingerprint."

153.
A lab sample of gas is shown at the top. Which of these would be present in the sample?
a)
Beryllium
b)
Manganese
c)
Strontium
d)
Titanium
154.

A sample of gas is analyzed, producing the spectrograph in the image. The sample has 2 purple lines, a blue line, a teal line, a green line, an yellow line and 2 red lines. Identify which element the sample is mostly made-up of?

a)

Hydrogen

b)

Helium

c)

Neon

d)

Mercury

155.

Which elements are in the mixture?

a)

A only

b)

D only

c)

Z only

d)

A and D

e)

D and Z

156.

If you find a star that shows more Helium than Hydrogen, you could interpret that star to be what age?

a)

Younger

b)

Older

c)

Middle Aged

d)

I don't know

157.

During nuclear fusion, lighter elements combine to create ____________ elements. 

a)

lighter

b)

heavier

c)

smaller

d)

I don't know

158.
What is the importance of supernovas for high mass stars? 
a)
When stars supernova they release elements back into the universe
b)

When stars supernova they make room for new stars

c)

It has no real importance, its just part of the system

d)

I don't know

159.

How do elements like gold, copper, and lead end up on earth?

a)

they flow through sunshine to the earth

b)

as the earth gets close to a red giant, its gravity pulls these elements to the ground

c)

a supernova sends these elements into the space matter and they end up on earth from space

d)

these elements are made on earth by volcanic action

160.

Use the periodic table. Carbon has a mass of 6. What combination of elements in a star can make carbon?

a)

H + H

b)

He + He + He

c)

O + He

d)

H + He + N

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