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Earth Science Chp. 20:1-2 Study Quiz

Total questions: 128

Worksheet time: 2hrs 33mins

Name
Class
Date
1.
a brief burst of energy from the sun’s photosphere
a)
corona
b)
solar flare
c)
solar wind
d)
photosphere
2.
a dark spot on the photosphere of the sun
a)
corona
b)
solar flare
c)
sunspot
d)
magnitude
3.
the sun’s atmosphere
a)
corona
b)
universe
c)
photosphere
d)
solar flare
4.
the visible surface of the sun
a)
galaxy
b)
universe
c)
corona
d)
photosphere
5.
the distance light travels in one Earth year; about 9.5 trillion km
a)
galaxy
b)
universe
c)
light-year
d)
corona
6.
a group of stars, gas, and dust
a)
galaxy
b)
universe
c)
light-year
d)
corona
7.
everything that exists- planets, stars, dust, gases, and energy
a)
galaxy
b)
universe
c)
photophere
d)
corona
8.
a band of stars that includes most stars of average color, size, magnitude, and temperature
a)
main sequence
b)
galaxy
c)
magnitude
d)
corona
9.
brightness of stars
a)
galaxy
b)
magnitude
c)
photosphere
d)
corona
10.
fast-moving stream of particles thrown into space by solar flares
a)
magnitude
b)
corona
c)
solar flare
d)
solar wind
11.
Identify part 1.
a)
corona
b)
photosphere
c)
core
d)
radiation zone
12.
Identify part 2.
a)
corona
b)
convection zone
c)
core
d)
radiation zone
13.
Identify part 3.
a)
corona
b)
convection zone
c)
core
d)
radiation zone
14.
Identify part 4.
a)
photosphere
b)
convection zone
c)
core
d)
radiation zone
15.
Identify part 5.
a)
photosphere
b)
chromosphere
c)
core
d)
radiation zone
16.
Identify part 6.
a)
photosphere
b)
chromosphere
c)
corona
d)
radiation zone
17.
Identify part 7.
a)
sunspot
b)
solar flare
c)
corona
d)
radiation zone
18.
Identify part 8.
a)
sunspot
b)
solar flare
c)
granules
d)
radiation zone
19.
Identify part 9.
a)
sunspot
b)
solar flare
c)
granules
d)
prominence
20.

The Sun is our star made mostly of

a)

helium

b)

hydrogen and helium

c)

hydrogen

d)

helium, hydrogen, and gold

21.

Sunspots are

a)

large flares of energy that loop back to the sun's surface.

b)

magnetic areas on the sun's surface that appear darker because they are a lower temperature than surrounding areas.

c)

bursts of energy that flash off the sun's surface.

22.

corona

a)

outermost surface of the sun emitting light we see; outermost layer of sun's atmosphere visible only to us during solar eclipse

b)

visible layer of the sun emitting light we see; lowest layer of sun's atmosphere

c)

hottest part of the sun; produces energy through nuclear fusion

23.

Solar flares are

a)

large flares of energy that loop back to the sun's surface.

b)

areas on the sun's surface that appear darker because they are a lower temperature than surrounding areas.

c)

bursts of energy that flash off the sun's surface.

24.

photosphere

a)

outermost surface of the sun emitting light we see; outermost layer of sun's atmosphere visible only to us during solar eclipse

b)

visible layer of the sun emitting light we see; lowest layer of sun's atmosphere

c)

hottest part of the sun; produces energy through nuclear fusion

25.

solar wind

a)

occurs when corona sends out electrically charged particles

b)

occurs when photosphere sends out electrically charged particles

c)

occurs when core sends out electrically charged particles

26.

Prominences are

a)

large flares of energy that loop back to the sun's surface.

b)

areas on the sun's surface that appear darker because they are a lower temperature than surrounding areas.

c)

bursts of energy that flash off the sun's surface.

27.

Solar flares

a)

cause Earth's auroras at the poles.

b)

can cause damage to the ISS and satellites.

c)

increase charged particles in gases creating magnetic storms in Earth's atmosphere.

d)

can disrupt radio, telephone and television signals.

28.

Scientists sun spots to

a)

learn more about the formation of Earth.

b)

learn more about the formation of the solar system.

c)

learn how changes in solar activity affect Earth.

d)

learn how much longer the Sun will exist.

29.

Prominences

a)

cause Earth's auroras at the poles.

b)

can cause damage to the ISS and satellites.

c)

increase charged particles in gases creating magnetic storms in Earth's atmosphere.

d)

can disrupt radio, telephone and television signals.

30.
Label part 1
a)
#1 Core
b)
#1 Radiation zone
c)
#1 Convection zone
d)
#1 Photosphere
31.
Label part 6
a)
#6 Prominences
b)
#6 Corona
c)
#6 Sunspots
d)
#6 Photosphere
32.
Label part 5
a)
#5 Chromosphere
b)
#5 Radiation zone
c)
#5 Convection zone
d)
#5 Photosphere
33.
Label Part 3
a)
#3 Chromosphere
b)
#3 Radiation zone
c)
#3 Convection zone
d)
#3 Photosphere
34.
Label Part 2
a)
#2 Core
b)
#2 Radiation zone
c)
#2 Convection zone
d)
#2 Corona
35.
Nuclear fusion is when
a)
the nuclei of two atoms join to produce lots of energy
b)
the nuclus of a large atom splits to release lots of energy
36.
Nuclear fission is when
a)
the nuclei of two atoms join to produce lots of energy
b)
the nucleus of one large atom splits, releasing lots of energy
37.
Energy is created in the core when two _____________ atoms join together to form a ______________ atom.
a)
helium, hydrogen
b)
carbon, hydrogen
c)
nitrogen, helium
d)
hydrogen, helium
38.
The middle layer of the sun's interior that contains very tightly packed gas is called the _____________.
a)
photosphere
b)
chromosphere
c)
radiation zone
d)
convection zone
39.
In which area of the sun does gas rise as it heats up, then fall back down as it cools?
a)
the core
b)
the radiation zone
c)
the convection zone
d)
the corona
40.
When we look at the sun, what layer are we viewing?
a)
photosphere
b)
chromosphere
c)
corona
d)
convection zone
41.
What layer can be seen here?
a)
chromosphere
b)
corona
c)
photosphere
d)
core
42.
the distance light travels in one Earth year; about 9.5 trillion km
a)
galaxy
b)
universe
c)
light-year
d)
corona
43.
What is the sun mostly made up of
a)
Helium
b)
Core
c)
Carbon
d)
Hydrogen
44.
Where does nuclear fusion occur?
a)
Space
b)
Radiation Zone
c)
Photosphere
d)
The Core
45.
What is at the center of the Solar System?
a)
Earth
b)
Moon
c)
Sun
d)
Jupiter
46.
How many planets orbit the Sun?
a)
1
b)
4
c)
8
d)
10
47.

The sun is a glowing ball of _______.

a)

fire

b)

energy

c)

super hot gases

d)

rocks

48.

The sun is a _______.

a)

star

b)

planet

c)

satellite

d)

meteor

49.

How old is the Sun?

a)

about 2018 years old

b)

about 5 billion years old

c)

about a gazillion years old

d)

about 5 million years old

50.

What is a shadow?

a)

Something you put on your windows to block sunlight

b)

The dark area behind a solid object that blocks light

c)

A light area behind an object that lets light pass through

51.

What is another name for our Sun?

a)

Sol

b)

Bob

c)

Super star

52.

About how hot is the core of the Sun?

a)

15,000,000 degrees Celsius

b)

1,000,000 degrees Celsius

c)

5,000 degrees Celsius

53.

About how hot is the surface of the Sun?

a)

15,000,000 degrees Celsius

b)

1,000,000 degrees Celsius

c)

5,600 degrees Celsius

54.

How many Earths could fit inside the Sun?

a)

about 1,000,000

b)

about 1,000

c)

about 100,000

d)

about 10

55.

How long does it take light from the Sun to get to Earth?

a)

about 8 minutes

b)

about 8 seconds

c)

about 8 hours

d)

about 8 days

56.

How long does it take energy from the Sun's core to reach its surface?

a)

about 100,000 years

b)

about 8 minutes

c)

about 1,000,000 years

d)

the energy from the core never reaches the surface

57.

All stars, including our Sun, are mostly made of these 2 elements

a)

hydrogen and helium

b)

hydrogen and oxygen

c)

iron and nickel

d)

vibranium and adamantium

58.

What is the name of the process by which stars produce their energy?

a)

nuclear fusion

b)

convection

c)

hydrogen fusion

d)

radiation

59.
The sun's _________ is so powerful that it holds the planets in orbit.
a)
inertia
b)
gravity
c)
energy
d)
light
60.
The sun contains _______ of the mass of the solar system.
a)
89.8%
b)
89.9%
c)
50%
d)
99.8%
61.
The sun's mass is made up mostly of 
a)
helium and nitrogen
b)
helium and hydrogen
c)
oxygen and hydrogen
d)
oxygen and helium
62.
The sun produces energy by
a)
attracting it with the forces of gravity
b)
light
c)
nuclear helium
d)
nuclear fusion
63.
Nuclear fusion occurs in the sun's 
a)
photosphere
b)
core
c)
chromosphere
d)
corona
64.
During nuclear fusion there is a change in MASS.  The change in MASS occurs because some of the matter is converted(changed) into
a)
heat and light energy
b)
gravity
c)
inertia
d)
speed
65.
In the process of NUCLEAR FUSION
a)
helium is burned to release energy
b)
hydrogen is burned to release energy
c)
helium atoms join together to form hydrogen, releasing energy
d)
hydrogen atoms join together to form helium, releasing energy
66.
Nuclear fusion occurs only under conditions of 
a)
high pressure and high temperature
b)
high pressure and low temperature
c)
low pressure and high temperature
d)
low pressure and low temperature
67.
Three PRODUCTS of nuclear fusion are
a)
helium, hydrogen, and explosions
b)
hydrogen, light, and heat
c)
helium, light, and heat
d)
heat, light, and gaseous energy
68.
There is enough fuel remaining in the sun to last  another 
a)
10 million
b)
5 billion
c)
10 billion
d)
5 million
69.
The solar wind is
a)
a stream of electrically charged particles
b)
places of cooler gas on the sun
c)
explosions of gas streaming out into space
d)
explosions of gas streaming out into space
70.
What layer are you looking at when you look up in sky on a summer day?
a)
Corona
b)
Chromosphere
c)
Photosphere
d)
Core
71.
Auroras are created when
a)
electrically charged particles enter Earth's atmosphere and hit gas molecules
b)
electrically charged particles make our sunrises and sunsets beautiful colors
c)
it is raining on a sunny afternoon and all the colors of the rainbow are visible
d)
our winter sky looks red and it is really cold outside
72.
How does the number of sunspots change over time?
a)
The number of sunspots never changes
b)
The number of sunspots changes over a 10-11 year period
c)
The number of sunspots changes over a 24-25 year period
d)
The number of sunspots never changes
73.
When compared to the gases around the sun, sunspots are
a)
hotter
b)
cooler
c)
brighter
d)
glowing white
74.
Changes in climate on Earth may be influenced by
a)
prominences
b)
solar flares
c)
solar wind
d)
sunspots
75.
Solar prominences
a)
cannot be seen during a solar eclipse
b)
can be seen at the beginning and end of a lunar eclipse
c)
can be seen as reddish glowing loops during  a solar eclipse
d)
can be seen as a white halo in the middle of a solar eclipse
76.
What solar FEATURE can increase the solar wind, sometimes causing electrical power problems on Earth?
a)
Prominences
b)
Sunspots
c)
Solar flares
d)
Nuclear Fusion
77.
Please identify the layer of the Sun that is labeled with the number:  1
a)
Core
b)
Corona
c)
Photosphere
d)
Chromosphere
78.
Please identify the layer of the Sun that is labeled with the number:  2
a)
Core
b)
Corona
c)
Photosphere
d)
Chromosphere
79.
Please identify the layer of the Sun that is labeled with the number: 3 
a)
Core
b)
Corona
c)
Photosphere
d)
Chromosphere
80.
Please identify the layer of the Sun that is labeled with the number:  4
a)
Core
b)
Corona
c)
Photosphere
d)
Chromosphere
81.
What is the layer of the Sun where fusion happens?
a)
Core
b)
Radiation Zone
c)
Convection Zone
d)
Fusion Zone
82.
Fusion is a process where _______________.
a)
Hydrogen atoms collide, giving off energy
b)
Helium atoms break down, giving off energy
c)
Carbon-14 atoms break down into Carbon-12
d)
Hydrogen atoms split apart, giving off energy
83.
This arc of plasma being emitted by the Sun is known as a ____________.
a)
Prominence
b)
Solar Flare
c)
Coronal Mass Ejection
d)
Sun Spot
84.
These "cool" areas of increased magnetic activity on the surface of the Sun are known as _______.
a)
Prominences
b)
Coronal Mass Ejections
c)
Solar Flares
d)
Sun Spots
85.
What is one effect that solar flares and coronal mass ejections can have on the Earth (if they are very powerful)?
a)
They can disrupt satellite and radio communications
b)
They can take over human brains and create zombies
c)
They can cause the Hydrogen on Earth to undergo fusion
d)
They can cause the Helium on Earth to turn into Hydrogen
86.
When solar winds enter the Earth's atmosphere at the poles, what is created?
a)
auroras
b)
solar flares
c)
sunspots
d)
warmer temperatures
87.
What protects us from most of the Sun's damaging radiation (solar wind)?
a)
Earth's atmosphere
b)
Earth's magnetic field
c)
Earth's gravity
d)
Earth's ozone layer
88.
How do magnetic storms affect Earth?
a)
increase radio signals
b)
make it warmer on Earth
c)
interrupt TV and cell signals
d)
cause more thunderstorms
89.
What is the outer layer of the sun that looks like a white halo and can only be seen during a total solar eclipse.
a)
photosphere
b)
corona
c)
sunspot
d)
prominence
90.
Which layer of the sun's atmosphere gives off the visible light we can see?
a)
Corona
b)
Chromosphere
c)
Photosphere
d)
Convection zone
91.
Energy is created in the sun's core when two _____________ atoms join together to form a ______________ atom.
a)
helium, hydrogen
b)
carbon, hydrogen
c)
nitrogen, helium
d)
hydrogen, helium
92.
The number of sunspots on the sun varies in a cycle that is about how long?
a)
6-8 years
b)
10-11 years
c)
12-15 years
d)
365 days
93.
The corona extends into space for millions of kilometers and spreads into streams of electrically charged particles called...
a)
coronal discharge
b)
solar flares
c)
coronal ejection
d)
solar winds
94.
What layer gives the sun it's reddish color during a solar eclipse?
a)
convection zone
b)
corona
c)
chromosphere
d)
photosphere
95.
Huge loops of reddish gas that connect sunspots are called...
a)
prominences
b)
solar flares
c)
coronal loops
d)
solar wind
96.
When prominences erupt into space releasing charged particles and energy we call this ____________.
a)
solar winds
b)
a coronal outburst
c)
solar flares
d)
auroras
97.
The sun makes up about _________ percent of the solar system's total mass.
a)
90
b)
75
c)
99.8
d)
52
98.
In which area of the sun does material rise as it heats up, then fall back down as it cools?
a)
the core
b)
the radiation zone
c)
the convection zone
d)
the corona
99.
Which is the layer that surrounds the core and transfers energy in the form of electromagnetic waves?
a)
chromosphere
b)
radiative zone
c)
convective zone
d)
photosphere
100.
The sun is made up of about 75% _____.
a)
helium
b)
hydrogen
c)
nitrogen
d)
oxygen
101.

Any star around which planets revolve.

a)

Star

b)

Sun

c)

Gas Giant

d)

Outer Planet

102.

A massive ball of gas in outer space that gives off heat, light and other forms of radiation.

a)

Sun

b)

Star

c)

Gas Giant

d)

Outer Planet

103.

A system of objects that revolve around a star.

a)

Solar System

b)

Belt

c)

Constellation

d)

Meteoroids

104.

The transfer of any type of thermal energy.

a)

Heat

b)

Conduction

c)

Convection

d)

Radiation

105.

Waves of electromagnetic energy; electromagnetic energy that people can see.

a)

Sound

b)

Gas

c)

Energy

d)

Light

106.

The Sun is the only star in our solar system.

a)

True

b)

False

107.

The Sun rotates around the Earth

a)

True

b)

False

108.

Earth's rotation around the Sun is called a revolution.

a)

True

b)

False

109.

It takes the Earth roughly 30 days to make one revolution around the sun.

a)

True

b)

False

110.

It takes the Earth 365.25 days to make one revolution around the Sun. Explain how this relates to the Leap Year.

a)

Short Answer

b)

Type:

111.

1. Ultraviolet (UV) radiation from the sun causes skin and eye damage

a)

True

b)

False

112.

A broad brimmed hat is all you need to prevent sunburn

a)

True

b)

False

113.

Getting sunburnt occasionally doesn’t harm your skin

a)

True

b)

False

114.

It is important to reduce exposure to the sun between 11am and 3pm.

a)

True

b)

False

115.

UV radiation is strongest in spring and summer months?

a)

True

b)

False

116.

You do not need sunscreen in the snow.

a)

True

b)

False

117.

What does SPF stand for?

a)

Sun Permeation Factor

b)

Strawberry Popsicle Flavor

c)

Sun Protection Factor

d)

Self Protection Factor

118.
The sun is a glowing ball of _______.
a)
water
b)
liquid
c)
gases
d)
rocks
119.
The sun is a _______.
a)
star
b)
planet
c)
satellite
120.
The light from the sun....
a)
only reaches part of the moon because of clouds
b)
lights up the whole moon but Earth's shadow gets in the way sometimes
c)
lights up 1/2 the moon and we see different portions of the 1/2 lit moon
d)
illuminates different amounts of the moon because the distance from the sun changes
121.
What is the sun mostly made up of
a)
Helium
b)
Core
c)
Carbon
d)
Hydrogen
122.
The sun appears to move across the sky each day.  What causes this?
a)
the spinning of the Earth's axis
b)
The path of the sun around the Earth
c)
the production the nuclear energy around the sun
d)
the tilt of the Earth on its axis
123.

What is the stick that casts a shadow called on a sundial?

a)

gnome

b)

nomnom

c)

grommet

d)

gnomon

124.

What does a sundial do?

a)

shows the movement of constellations

b)

tells the weather

c)

tells time

d)

shows UV index of the sun

125.

Shadows are longest at...

a)

noon

b)

midnight

c)

early morning, late evening

d)

shaded areas

126.

What is EQUINOX

a)

When the length of day and night are exactly the same

b)

When the sun and moon are exactly over each other

c)

When the seasons are the same length

d)

When the sun rays equal the UV rays

127.

What mistake did Galileo make?

a)

thought the moon revolved around earth

b)

thought earth moved around sun

c)

thought sun moved around earth

d)

thought sundials did not work

128.

What is solar noon?

a)

When the sun blocks the earths shadow

b)

when the sun and moon meet at noon

c)

When the sun is in its lowest position in sky

d)

When the sun is in its highest position in sky

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