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8R Science Final Review- 1

Total questions: 118

Worksheet time: 1hrs 3mins

Name
Class
Date
1.
A student set up the experiment shown below to determine if radish seeds take in oxygen   as they germinate. Methylene blue is a chemical that is blue when oxygen is present, but is     colorless when oxygen is not present. Containers A and B each contained 200 mL of water and 10 drops of methylene blue. Ten radish seeds were added to container A. Container B   had no radish seeds.
The purpose of container B in this experiment is to
a)
serve as the control container       
b)
serve as the experimental container
c)
show that seeds do not give off oxygen
d)
show that seeds do not give off carbon dioxide
2.
Which statement is an inference (prediction)? 
a)
A thermometer shows that the air temperature is 56°F. 
b)
 A mineral sample of galena produced a gray-black streak when tested.
c)
Based on previous data, ten hurricanes may occur in the year 2013.
d)
A weather vane indicates the wind is coming from the west.
3.
What is the density of the object in the water?
a)
1.0 g/ml         
b)
.5 g/ml
c)
0.8 g/ml
d)
0.2g/ml
4.
In an inverse relationship, as one variable _______, the other variable  ______
a)
increases,  increases
b)
stays the same, increases
c)
increases,  decreases
d)
decreases,  decreases
5.

The diagram below shows water in a graduated cylinder. A student states that the graduated cylinder contains 150 mL of water. This statement is

a)

a prediction

b)

a theory

c)

an observation

d)

a hypothesis

6.

The average daily air temperature at a certain location increases when there is a seasonal increase in the number of daylight hours. Which graph best shows this change? (HINT- Both are increasing!)

a)

Graph A

b)

Graph B

c)

Graph C

d)

Graph D

7.
The diagram below shows 20 grams of two different materials, A and B, on laboratory   balance.
Compared to material A, material B has a different
a)
density 
b)
phase
c)
mass 
d)
shape
8.
What is the volume of the liquid shown in the graduated cylinder? _________mL                         
a)
40 mL
b)
41 mL
c)
43 mL
d)
4.3 mL
9.
The mass of the rock indicated on the triple beam balance is ______g.
a)
354.6 g
b)
.3546 g
c)
35.46 g
d)
3.546 g
10.
The mass of the rock indicated on the triple beam balance is ______g.
a)
354.6 g
b)
354 g
c)
.3456 g
d)
350 g
11.
The volume of the rock is _____ mL.
a)
10 mL
b)
100 mL
c)
1000 mL
12.

Horizontal rows across the periodic table are called

a)

groups

b)

periods

c)

clusters

d)

element

13.

A particle that moves around the nucleus of an atom is a(an)

a)

proton

b)

neutron

c)

electron

d)

element

14.

The four diagrams below model the results of mixing atoms of different substances. Each atom is represented by a different symbol. Which diagram correctly models a chemical change creating a compound?

a)
b)
c)
d)
15.

As the water temperature is increased from

30°C to 70°C, how many more grams of

substance A will dissolve in 100 grams of water?


*Only look at the line for Substance A- Look at the x-axis for 30°C and find the y-value.

to 70°C and find the y-value.

Subtract the two y-values to find how many more grams dissolves.

a)

20g

b)

50g

c)

40g

d)

90g

16.

Some common substances and their chemical formulas are listed in the chart below. Which of these substances are elements?


HINT- ONE Capital Letter = Elements

TWO Capital Letters = Compound!

a)

hydrochloric acid and carbonic acid

b)

carbon dioxide and water

c)

oxygen and helium

d)

water and oxygen

17.

Sand and iron particles that are similar in size and color are mixed together in a beaker. What would be the best method of separating the particles?


**Think about our Separating Mixtures Lab- how did you separate the iron from the mixture?

a)

Use tweezers to separate them.

b)

Use a magnet to separate them.

c)

Add water to the mixture.

d)

Pour the mixture into a filter.

18.

A mixture of salt, sand, and water is thoroughly stirred. It is then filtered through a filter paper as shown in the diagram to the right. Which substances(s) pass through the filter?


Hint! Think about the Separating Mixtures Lab we did. What happened when you did this?

a)

only the water

b)

only the water and the sand

c)

only the water and salt

d)

the sand, salt and the water

19.

Identify the elements that has chemical properties similar to the chemical properties of fluorine.


You should select more than one answer!

a)

Bromine

b)

Neon

c)

Oxygen

d)

Chlorine

e)

Iodine

20.

Which elements are metals?


*You can select more than one answer.

a)

Cd

b)

Cu

c)

Br

d)

P

21.

Which elements are nonmetals?

a)

Br

b)

Cd

c)

Cu

d)

P

22.

In which group of the Periodic Table of the Elements are the noble gases located?

a)

Group 1

b)

Group 2

c)

Group 17

d)

Group 18

23.

The diagram below shows the arrangement of atoms and the chemical composition of a water molecule. The table shows common elements and their chemical symbols. What two elements make up the water molecule?

a)

Helium and Oxygen

b)

Calcium and Hydrogen

c)

Hydrogen and Oxygen

d)

Carbon and Oxygen

24.

The atomic number of an atom is determined by the number of

a)

protons

b)

electrons

c)

neutrons

d)

valence electrons

25.

Which of the following elements is the best conductor of electricity?

a)

Carbon (C)

b)

Sulfur (S)

c)

Oxygen (O)

d)

Copper (Cu)

26.

Which element from this portion of the table chemically reacts in a way similar to the way the element chlorine (Cl) reacts?

a)

Si

b)

Xe

c)

O

d)

I

27.

Which element is classified as a noble gas?

a)

Sulfur (S)

b)

Argon (Ar)

c)

Oxygen (O)

d)

Nitrogen (N)

28.

These particles are located in the nucleus of an atom:

a)

electrons and neutrons

b)

protons and electrons

c)

neutrons, protons, and electrons

d)

neutrons and protons

29.

In which labeled space on the portion of the table should the element lead (Pb) be placed?

a)

a

b)

b

c)

c

d)

d

30.

Because copper is a metal, it is

a)

liquid at room temperature

b)

nonreactive with our substances

c)

a poor conductor of electricity

d)

a good conductor of heat

31.

The diagrams below represent the same two magnets placed in four different positions. The North (N) and South (S) poles are labeled. At which position will the force of attraction between these two magnets be greatest?

a)

1

b)

2

c)

3

d)

4

32.
A unit for energy is the  
a)
gram
b)
joule
c)
liter
d)
newton
33.
Solar cells (panels) can capture energy from our Sun and transfer this energy for many practical purposes.
a)
a)  Light to electrical to light
b)
a)  Light to mechanical to light
c)
a)  Electrical to mechanical to light
d)
a)  Light to electrical to mechanical
34.
How does heat move in solids?
a)
 conduction
b)
convection
c)
radiation     
d)
with an engine
35.
At which location in the room will the density of the air be greatest?
a)
F
b)
B
c)
C
d)
E
36.
Which process is indicated by the letter X? The water is rising and sinking.
a)
conduction
b)
convection
c)
radiation
37.
Which of these statements is true according to the law of conservation of energy?
a)
Energy can be created.
b)
Energy can be destroyed.
c)
Energy can change forms.
d)
Energy can change into mass
38.
The warm air from this heater creates a current when the warm air rises and the cold air sinks.
a)
conduction
b)
convection
c)
radiation
39.

The diagram shows a pinwheel rotating above a lit candle. The arrows indicate the direction

of air flow.


Which energy transformation is best shown in this diagram?

a)

heat to mechanical

b)

sound to heat

c)

mechanical to light

d)

heat to sound

40.

The diagrams show liquid water changing to water vapor in four different situations. Which observation would be evidence that the water is undergoing a phase change?

a)

Waves form on the top of the pond.

b)

Water soaks into the wet sand.

c)

The water splashes out of the swimming pool.

d)

The water level in the glass of water decreases.

41.

The diagram below shows the relative wavelengths for several types of electromagnetic energy.


Which type of electromagnetic energy has a SHORTER WAVELENGTH than ultraviolet waves?


*Hint- wavelength decreased on the chart from left to right!

a)

visible light

b)

x rays

c)

microwaves

d)

infrared light

42.

The illustration below shows an example of energy changing forms. Which changes in energy form are illustrated in the diagram?

a)

electrical to sound to light and mechanical

b)

mechanical to light to sound and electrical

c)

sound to mechanical to light and electrical

d)

light to electrical to mechanical and sound

43.

The diagram below shows a Bunsen burner heating a beaker of water on a beaker stand. The arrows represent the transfer of heat energy in the water.Which process is primarily responsible for the transfer of heat indicated by the arrows in the beaker of water?


*Hint! The arrows show WARM RISING and COOL SINKING (DENSITY DIFFERENCES!)

a)

conduction

b)

radiation

c)

condensation

d)

convection

44.

Water vapor (gas) changes to liquid water during which process?

a)

dissolving

b)

evaporation

c)

melting

d)

condensation

45.

Diagrams A and B show models of how the molecules of the same substance are arranged in two different phases of matter. Which phases of matter are represented by diagrams A and B?

a)

solid and gas

b)

gas and liquid

c)

solid and liquid

46.

Which is a nonrenewable resource?

a)

solar power

b)

windmills/turbines

c)

hydropower (water)

d)

fossil fuels (gas, coal, oil...)

47.

Which is a renewable resource?

a)

coal

b)

solar power

c)

oil

d)

gas

48.

Broken pieces of rock often transported by wind or water is known as

a)

weathering

b)

sediments

c)

magma

d)

fossils

49.

Coal and limestone are both ___________ sedimentary rocks because they came from the remains of living things.

*You can reference the ESRT to help you

a)

organic

b)

inorganic

c)

fossils

d)

magma

50.

The group of rocks that will most likely contain fossils are the _______________ rocks.

a)

sedimentary

b)

igneous

c)

metamorphic

51.

The diagram shows some of the layers of rocks found in the Grand Canyon.


Scientists find these layers of rock useful for studying

fossils.


What type of rock is shown labeled in

these layers?

a)

extrusive

b)

metamorphic

c)

igneous

d)

sedimentary

52.

Which two processes formed this rock?


**Use your keywords and/or Rock Cycle Chart!

a)

melting and cooling

b)

heat and pressure

c)

compacting and cementing

d)

weathering and melting

53.

The diagram below represents the fossils found in a rock formation found in central Rhode Island.


In which type of rock were the fossils most likely found?

a)

sedimentary rock that formed in an ocean environment

b)

sedimentary rock that formed in a land environment

c)

igneous rock that formed in an ocean environment

d)

igneous rock that formed in a land environment

54.

The diagram below shows a cross section of a portion of Earth’s crust that has not been overturned. Letters A, B, C, and D represent sedimentary rock layers that contain fossils.


Which rock layer contains the oldest fossils?

a)

A

b)

B

c)

C

d)

D

55.
The movement of weathered material (sediment) is called?
a)
weathering
b)
erosion
c)
deposition
56.

The ___ is the sphere of the Earth that is thinnest under the oceans and thickest under the mountains.

a)

hydrosphere

b)

lithosphere

c)

atmosphere

57.

The color of a mineral in its powdered form.

a)

streak

b)

cleavage

c)

color

d)

hardness

58.

Base your answer to questions 19 on the diagram below and the mineral chart. The diagram below shows the results of three different physical tests A, B and C, that were performed on a mineral.


The luster of this mineral could be

determined by

a)

The luster of this mineral could be determined by

b)

using a graduated cylinder

c)

observing how light reflects from the surface of the mineral

d)

observing what happens when acid is placed on the mineral

59.

A student created the table below by classifying six minerals into two groups, A and B, based on a single characteristic.


Which property was used to classify these minerals?

a)

Color

b)

luster

c)

chemical composition

d)

hardness

60.
Earth’s hydrosphere is a layer of 
a)
rock
b)
lava
c)
air
d)
water
61.
Which diagram represents a chemical reaction used to identify a mineral?
a)
A
b)
B
c)
C
d)
D
62.

Which property best describes a rock which has formed from sediments?

a)

crystalline structure

b)

banding or zoning of minerals

c)

glassy texture

d)

fragmented particles arranged in layers

63.
The layered mixture of gases surrounding Earth is called the
a)
atmosphere 
b)
lithosphere
c)
hydrosphere
d)
hemisphere
64.

The diagram below represents how rock is affected when water enters cracks in rock, freezes, and becomes ice. Which geologic process is represented in the diagram?

a)

abrasion

b)

metamorphism

c)

frost action

d)

plant action

65.

Which Earth layer is most dense?


Remember the most dense layer is always at the bottom!

a)

plastic mantle

b)

stiffer mantle

c)

mantle

d)

inner core

66.
Which of the layers is liquid?
a)
crust
b)
outer core
c)
mantle
d)
inner core
67.
Under which conditions would a sugar cube dissolve most quickly when placed in a liter of water at room temperature?
a)
A whole sugar cube is added and the water is stirred.
b)
A whole sugar cube is added and the water is stirred.
c)
A crushed sugar cube is added and the water is stirred.
d)
A crushed sugar cube is added and the water is not stirred.
68.
Which was eroded the most?
a)
A
b)
B
c)
C
d)
D
69.
What is the yearly average precipitation and temperature for city A
a)
25 degrees
b)
175 degrees
70.
Which of the following will cause the sugar cube to dissolve faster?
a)
Cooling and settling
b)
Heating and stirring
71.
What type of rock forms from cementation?
a)
igneous
b)
sedimentary
c)
metamorphic
72.
How do igneous rocks form?
a)
melting and solidification
b)
heat and pressure
c)
weathering and erosion
73.

The maps show two streams, A and B, on two different dates. The arrows represent the direction of the streams’ flow. Students studying erosion painted several rocks of similar size, shape, and density. On May 1, they put half of the rocks in stream A and half of the rocks in stream B. On July 1, the students recorded the locations of the painted rocks in each stream. The results are shown in the diagram below.


Explain how this experiment demonstrated erosion.

a)

The rocks did not move

b)

The rocks were moved from upstream to downstream

c)

The rocks were broken

d)

The rocks stayed in place

74.

Why crushing the aluminum can is an example of a physical change and not a chemical change.

a)

A new substance was formed

b)

The shape changed, but it is still the same substance

c)

The can can not be brought back to its original form

75.

The data table below shows apparent air temperature in degrees Fahrenheit (°F). Apparent air temperature is how hot the air feels at different air temperatures and different relative humidity.


If the air temperature is 90°F and the relative humidity is 70%, the apparent air temperature is

a)

20°F

b)

106°F

c)

71°F

d)

113°F

76.

Based on the diagram, which letter in the water-cycle diagram indicates where condensation occurs?

a)

A

b)

B

c)

C

d)

D

77.

Which temperature and moisture conditions describe an air mass that originates over the Atlantic Ocean near the equator?

a)

warm and dry

b)

warm and humid

c)

cool and dry

d)

cool and humid

78.

The photograph shows a satellite image of a

hurricane. A satellite image of a hurricane helps weather forecasters to

a)

warn residents of hazardous weather conditions

b)

explain the effects of global warming on the

ocean currents

c)

predict the times of high tide and low tide

d)

predict the total number of storms to occur in

one year

79.

Base your answer on the weather map below and on your knowledge of science. The center of a storm system (Low) over part of the United States and the frontal boundaries associated with this system are shown. Point A represents a location on the map.


The word Low on the map refers to

a)

air temperature

b)

relative humidity

c)

air pressure

d)

amount of cloud coverage

80.

The map shows an air mass that formed over the Gulf of Mexico at location A.


Once air mass A reaches location B, the weather conditions at location B will most likely become ______________

a)

warmer and drier

b)

warmer and more humid

c)

colder and more humid

d)

colder and drier

81.

The arrows in the diagram below show the circulation of air on a sunny day. The air circulation shown is caused by.....

a)

both hot air and cool air sinking

b)

both hot air and cool air rising

c)

hot air sinking and cool air rising

d)

hot air rising and cool air sinking

82.

Which map best represents the surface wind pattern associated with high-pressure and low-pressure systems in the Northern Hemisphere?


Low = inward and left (counterclockwise)

High = outward and right (clockwise)

a)
b)
c)
d)
83.

The line separating the cold air mass from the warm air mass represents a ________________


Hint! Remember the air mass is behind the frontal boundary. The boundary is the "leader" of the front and brings the air mass with it.

Also- it is a curved line

a)

warm front

b)

cold front

c)

line of latitude

d)

high-pressure system

84.

In the diagram, the air mass most likely to affect New York State the next day would be


Hint! Weather moves from West to East in US

a)

air mass A

b)

air mass B

c)

air mass C

d)

air mass D

85.

The diagram below shows what normally happens as air is pushed up a mountain by winds in New York State during the summer.


The clouds result from the ____________________

a)

drop in wind speed as the air nears the mountain

b)

movement of water down the mountainside

c)

warming of the air as it rises over the mountain

d)

condensing of water vapor in the air as it rises and cools

86.

When a strong wind is blowing from one location to another, the two locations most likely have a difference in ____________

a)

air pressure

b)

dew point temperature

c)

cloud cover

d)

elevation

87.

Which weather event usually includes heavy precipitation, strong winds, and surface air temperatures below 0°C?


0°C = freezing point of water

a)

blizzard

b)

thunderstorm

c)

hurricane

d)

tornado

88.

The layer that protects us from harmful ultraviolet (uv) rays can be found at a height of 25 miles in the atmosphere. The ozone layer is found in the ________________

a)

troposphere

b)

stratosphere

c)

mesosphere

d)

thermosphere

89.

Describe one weather condition that was most likely produced along the fronts as this low pressure system moved across New York State in July.

a)

cloudy and rainy

b)

sunny and dry

c)

clear and sunny

90.

The diagram below shows part of the water cycle. Some processes in the water cycle are represented by A, B, C, and D.


Which letter represents EVAPORATION?

a)

A

b)

B

c)

C

d)

D

91.

The map shows the four major time zones in the continental United States. Time zones are based on lines of longitude. To change time by one hour you must move 15 degrees of longitude. Use your knowledge of latitude and longitude and the map below to answer the question that follows.


If it is 9 a.m. in the Eastern Time Zone, what time is it in the Pacific Time Zone?


East = Increase

West = Less

a)

3 a.m.

b)

6 a.m.

c)

6 p.m.

d)

9 p.m.

92.

Base your answer to the question on the latitude and longitude system shown below. The map represents a part of the Earth’s surface and its latitude-longitude coordinates. Points A through F represent locations in this area.


What is the compass direction from point D toward point E?

a)

southwest

b)

northwest

c)

southeast

d)

northeast

93.

How are latitude and longitude lines drawn

on a globe of the Earth?

a)

Latitude lines are parallel and

longitude lines meet at the poles.

b)

Latitude lines are parallel and

longitude lines meet at the Equator.

c)

Longitude lines are parallel and

latitude lines meet at the poles.

d)

Longitude lines are parallel and

latitude lines meet at the poles.

94.

The measurements of 0 degrees latitude and 0 degrees longitude are known as

a)

parallels and the international date line

b)

equator and the most important meridian

c)

parallels and the prime meridian

d)

equator and prime meridian

95.

What is a possible elevation of point C?


HINT!- It has to be greater than 80 ft, but less than......

What is the next contour line? Now subtract 1 from that to get the max elevation. Any number within that range.

a)

75 feet

b)

85 feet

c)

95 feet

d)

105 feet

96.

Isolines are defined as

a)

lines used when trying to pinpoint a location.

b)

lines that connect equal values of temperature only.

c)

a nice cold treat to have on a hot summer day.

d)

lines connecting equal measurements.

97.

On the weather map, the lines used to determine where it is the greatest wind speed are known as

a)

isotherms

b)

contour lines

c)

isobars

d)

triangles

98.

Which location can be found at sea level?

a)

A

b)

C

c)

D

d)

E

99.

The map shows latitude and longitude lines for a portion of North America. Points A and B represent two cities.


Compared to the location of city A, the location of city B is at

a)

the same latitude, but a different longitude

b)

the same latitude and same longitude

c)

a different latitude and the same longitude

d)

a different latitude and different longitude

100.

Base your answers to questions on the field map, which shows average yearly snowfall in the state of Pennsylvania. The solid lines represent amounts of snowfall in inches. Point X represents a location on the map.


Which part of Pennsylvania has the greatest average yearly snowfall?

a)

northern

b)

southern

c)

eastern

d)

western

101.

Towards what direction is Blue Creek flowing?


Hint! The arrows point to higher elevation. Water flows from high to low!

a)

Northeast

b)

Southwest

c)

Northwest

d)

Southeast

102.
What do close contour lines represent on a map?
a)
waterfall
b)
steep area
c)
gradual area
d)
river
103.

The theory that Earth’s crust is broken into large pieces that move and interact is called

a)

evolution

b)

mountain building

c)

the rock cycle

d)

plate tectonics

104.

Geologists believe that millions of years ago all of the continents were united into a single supercontinent, called

a)

Atlantis

b)

Euroamerica

c)

Pangaea

d)

Transoceanna

105.

The picture below shows a ringing bell inside a vacuum jar.


As air is pumped from the vacuum jar, the sound level of the ringing bell will decrease until it can no longer be heard.


This happens because air must be present in the jar in order for

a)

sound to be transferred

b)

the rubber to seal the jar

c)

electricity to flow through the wires

d)

the bell clangor to vibrate

106.

The map below indicates the possible location of some of Earth’s continents in the past. Which evidence best supports the idea that the landmasses on Earth were once in these positions?

a)

North America and India have matching mountain chains.

b)

Madagascar and India have similar shapes.

c)

Matching rock layers can be found in Africa and South America.

d)

Bedrock in Australia and Greenland have glacier scratches.

107.

The diagram shows a light ray.


In this diagram, the light ray is being

a)

transmitted

b)

absorbed

c)

reflected

d)

refracted

108.

Which statement best describes the property of light waves illustrated in the diagram below?

a)

Some materials absorb light waves.

b)

Some materials reflect light waves.

c)

Light waves are refracted by some materials.

d)

Light waves are emitted by some materials.

109.

Convection currents, which may be the driving force for the movement of lithospheric plates, are mostly found in Earth’s:

a)

crust

b)

outer core

c)

plastic mantle

d)

inner core

110.

The picture below shows a bird landing at a bird feeder outside a window.


The image of this bird in the window is the result of light being

a)

absorbed

b)

transmitted

c)

reflected

d)

refracted

111.

The chart shows information about Moon phases, times of sunrise and sunset, and,

a)

climate patterns

b)

seasonal changes

c)

local weather conditions

d)

global warming

112.

The diagram below shows Earth as seen from space. Letters A through D are locations on Earth’s surface. When Earth is in this position, which location would experience the greatest number of daylight hours?

a)

A

b)

B

c)

C

d)

D

113.

The length of a year is equivalent to the time it takes for one,

a)

rotation of Earth

b)

rotation of the Sun

c)

revolution of Earth around the Sun

d)

revolution of the Sun around the Earth

114.

The diagram below represents Earth at one position in its rotation. Points A, B, C, and D represent locations on the surface of Earth. Which location will enter darkness next as Earth’s rotation continues?

a)

A

b)

B

c)

C

d)

D

115.

A student drew the pictures below to show how the Moon looked from Earth over a two-week period. The differences shown in the student’s drawings are mostly due to the changing:

a)

distance between Earth and the Moon

b)

speed of the Moon in its orbit

c)

position of the Moon in its orbit

d)

position of the observer on Earth

116.

The graph below shows tide levels for two days at an ocean location. Approximately how many hours are between the high tide on Tuesday and the first high tide on Wednesday?

a)

6 hours

b)

12 hours

c)

9 hours

d)

18 hours

117.

The diagram below shows Earth at four locations in its orbit around the Sun. Which motion do the arrows in the diagram represent?

a)

Earth's rotation

b)

the Sun's rotation

c)

Earth's revolution

d)

the Sun's revolution

118.

The diagram below shows Earth as viewed from

space. Which season is occurring in the Southern

Hemisphere?

a)

summer

b)

autumn

c)

spring

d)

winter