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Unit 2 (6th) BIG REVIEW

Total questions: 154

Worksheet time: 3hrs 34mins

Name
Class
Date
1.

A resource that we can use more than once is called a _____ resource.

a)

Renewable

b)

Nonrenewable

c)

Reusable

d)

Recyclable

2.

Which of the following is NOT a natural resource

a)

iPads

b)

Trees

c)

Wind

d)

Fossil fuels

3.

True or False: It is possible to make more nonrenewable resources in our lifetime.

a)

True

b)

False

4.

What is deforestation?

a)

Cutting down trees in a forest.

b)

Planting new trees on empty land.

c)

Using trees to produce oxygen.

d)

Looking for new types of medicine in a forest.

5.

Which of the following is a renewable resource?

a)

Solar power

b)

Wood from trees

c)

Oil used for gasoline

d)

Coal that powers a factory

6.

Where are fossil fuels found?

a)

In the Earth

b)

In the forest

c)

In animals

d)

In the atmosphere

7.

Fossil fuels are produced over _____ of years.

a)

Hundreds of millions of years

b)

Thousands of years

c)

hundreds of years

d)

every year

8.

What do we need to use solar power for our electricity?

a)

Solar panels

b)

Sun panels

c)

Solar engines

d)

A sun motor

9.

Why are trees considered natural resources?

a)

People use them to make paper, lumber, fuel, and other products.

b)

They provide shade.

c)

They are a source of firewood

d)

They can grow back after they are cut down.

10.

True or False: Glass is a natural resource.

a)

False

b)

True

11.

Which of these is the most sensible way to conserve natural resources?

a)

Walk or ride your bike when you can, instead of driving in the car.

b)

Stop using all electricity.

c)

Never ride in the car.

d)

Don't use any products made from trees.

12.

How does recycling conserve resources?

a)

It allows us to reuse things instead of making new ones.

b)

It means there will be less garbage trucks driving around.

c)

We can recycle everything, even food!

d)

There will be no more trash at the dump.

13.
Match the definition to the term:
the practice of reducing energy use
a)
nonrenewable resource
b)
fossil fuel
c)
petroleum
d)
energy conservation
14.
Match the definition to the term:
coal, oil, or natural gas that forms over millions of years from the remains of ancient organisms; burned to release energy
a)
hydroelectric power
b)
fossil fuel
c)
geothermal energy
d)
biomass fuel
15.
Match the definition to the term:
any material that occurs naturally in the environment and is used by people
a)
inexhaustible resource
b)
nonrenewable resource
c)
natural resource
d)
renewable resource
16.

A natural resource that humans use to make objects or to consume as food or drink is

a)

a material resource

b)

an energy resource

c)

fossil fuel

d)

plant or animal

17.

A natural resource that humans use to generate energy is

a)

a material resource

b)

an energy resource

c)

fossil fuel

d)

plant and animals

18.

Examples of geologic resources are

a)

rock, minerals, soil, and fossil fuels

b)

plants and animals

19.

choose the ways to extract geologic resources. Choose all that apply

a)

drilling

b)

mining

c)

shoveling

d)

conservation

20.

A deposit of rock that has a high enough concentration of valuable material to be extracted for a profit is called a(n)

a)

ore

b)

smelt

c)

leach

d)

conservation

21.

__________________ is when a liquid solution is poured on the ore and dissolves materials and the materials are collected in the liquid and removed

a)

smelting

b)

leaching

c)

refining

d)

conservation

e)

stewardship

22.

This is the process in which fuels and products are made from crude oil.

a)

smelting

b)

leaching

c)

refining

d)

conservation

e)

stewardship

23.

The protection and wise use of resources is called

a)

smelting

b)

leaching

c)

refining

d)

conservation

e)

stewardship

24.

__________________ is the careful and responsible management of resources.

a)

smelting

b)

leaching

c)

refining

d)

conservation

e)

stewardship

25.

A(n) _________________ is a naturally occurring, usually inorganic solid that has a definite crystalline structure and a definite composition

a)

mineral

b)

element

c)

atom

d)

compound

e)

matter

26.

A(n) ___________________ is a pure substance that cannot be broken down into simpler substances by ordinary means.

a)

mineral

b)

element

c)

atom

d)

compound

e)

matter

27.

A(n) ___________ is the smallest unit of an element that maintains the properties of that element; building blocks of matter.

a)

mineral

b)

element

c)

atom

d)

compound

e)

matter

28.

A(n) __________________ is a substance made up of molecules of two or more elements joined by chemical bonds.

a)

mineral

b)

element

c)

atom

d)

compound

e)

matter

29.

Anything that has volume (takes up space) and has mass is considered to be

a)

mineral

b)

element

c)

atom

d)

compound

e)

matter

30.

A(n) __________ is a solid, geometric form that results from a repeating pattern on atoms or molecules.

a)

crystal

b)

streak

c)

luster

d)

cleavage

31.

The color of the powdered form of a mineral is called its ______________

a)

streak

b)

luster

c)

crystal

d)

cleavage

32.

The way the surface of a mineral reflects light refers to its _____________

a)

crystal

b)

streak

c)

luster

d)

cleavage

33.

The tendency of a mineral to split along specific planes of weakness to form smooth, flat surfaces refers to ____________

a)

crystal

b)

streak

c)

luster

d)

cleavage

34.

How are minerals classified?

a)

Minerals are classified according to their color.

b)

Minerals are classified according to their chemical composition (what they are made of).

c)

Minerals are classified according to their crystal structure.

d)

Minerals are classified according to the way they break - either fracture or cleavage.

35.

The two main groups that minerals are grouped into are

a)

the silicates and the nonsilicates.

b)

the silicates and the halides.

c)

the sulfates and the sulfides.

d)

the nonsilicates and the native elements.

36.

Minerals that are composed of only one element are called

a)

native elements

b)

halides

c)

silicates

d)

oxides

37.

The six main properties used to identify minerals are

a)

color, streak, luster, how the mineral breaks (cleavage or fracture), density and hardness.

b)

color, streak, luster, magnet test, density and hardness.

c)

color streak, luster, density, acid test, magnet test, and how the mineral breaks (cleavage or fracture).

d)

color, streak, luster, how the mineral breaks (cleavage or fracture), acid test and magnet test.

38.

The 5 characteristics of a mineral include:

a)

solid, formed in nature, usually made of inorganic matter, has a definite chemical composition (what is is made of), and a crystalline structure.

b)

solid, formed in nature, usually made of organic matter, has a definite chemical composition (what it is made of), and a crystalline structure.

c)

solid, formed in nature, usually made of inorganic matter, has no definite chemical composition (what it is made of), and no crystalline structure

d)

solid, formed in nature, usually made of organic matter, has a definite chemical composition (what it is made of), and no crystalline structure

39.

The most common group of minerals; contain oxygen and silicon; rock-forming minerals

a)

silicates

b)

carbonates

c)

rocks

d)

streak

40.

A scale used to describe a mineral’s hardness; based on the fact that a harder mineral will scratch a softer one

a)

thermometer

b)

element

c)

Mohs Scale

d)

luster

41.

The resistance of a mineral or other material to being scratched

a)

streak

b)

hardness

c)

color

d)

density

42.

A property of matter representing the mass per unit volume

a)

composition

b)

rock

c)

luster

d)

density

43.

Which mineral property is described by the Mohs Scale?

a)

fluorescence

b)

hardness

c)

luster

d)

cleavage

44.

Which process must occur for sedimentary rock to form?

a)

metamorphism

b)

oxidization

c)

heating

d)

compaction

45.

When rocks are changed from one type to another, this is referred to as

a)

metamorphism

b)

sea floor spreading

c)

the rock cycle

d)

compaction

46.

Rocks are classified based mainly on their

a)

mineral content.

b)

grain size.

c)

method of formation.

d)

texture and shape.

47.

When shale rock is exposed to heat and pressure deep under Earth's surface for thousands of years, it forms into slate. What type of rock is slate?

a)

igneous

b)

metamorphic

c)

sedimentary

d)

extrusive

48.

Nora was on a vacation in Hawaii and decided to study some rocks. What type of rock is Nora most likely to find while on an Island in Hawaii?

a)

She will find mainly igneous rock, because Hawaii has and was formed by active volcanoes.

b)

She will find mainly metamorphic rock, because Hawaii always has high temperatures.

c)

She will find mainly sedimentary rock, because Hawaii has a large amount of organic plant matter.

d)

She will find mainly sedimentary rock, because Hawaii has high winds and ocean currents.

49.

The wearing away of rocks is a description of which process?

a)

Erosion

b)

Drainage

c)

Weathering

d)

Infiltration

50.

What are the three types of rocks?

a)

metamorphic, lava and igneous

b)

igneous, sedimentary and mineral

c)

igneous, sedimentary and metamorphic

d)

lava, metamorphic, and sedimentary

51.

What is the purpose of the scratch test?

a)

to find the color of the mineral

b)

to find the hardness of the mineral

c)

to test its composition

52.

A mineral is

a)

formed from heat of magma

b)

a solid matter formed in nature and found in rocks

c)

a solid material made from many different kinds of rocks

d)

made from layers of sediment

53.

The processes involved in the rock cycle include all of the following except

a)

condensation

b)

erosion

c)

weathering

d)

compaction

54.

Sedimentary rocks are changed into sediments by

a)

weathering and erosion

b)

compaction

c)

cementation

d)

heat and pressure

55.

The rock cycle indicates that each type of rock can_____

a)

provide materials to make other rocks

b)

form other rocks

c)

be changed by forces at earth's surface

d)

all of the above

56.
What type of rock forms from heat and pressure deep inside earth's surface?
a)
Sedimentary
b)
Metamorphic
c)
Igneous
57.
What type of rock forms from lava that has cooled at or near earth's surface?
a)
Sedimentary
b)
Metamorphic
c)
Igneous
58.
Fossils are sometimes found in which type of rock?  (Fossils can only survive this rock's process of formation.)
a)
intrusive igneous
b)
extrusive igneous
c)
metamorphic
d)
sedimentary
59.
How do sedimentary rock form?
a)
by pressure of layers of sediment
b)
by heat from volcanos
c)
by heat and pressure deep underground
60.
Hardness, color, and luster are examples of a mineral's ___________.
a)
price
b)
weight
c)
property
d)
name
61.
A geologist is a scientist who studies_______.
a)
plants and animals
b)
fossils
c)
rocks and minerals
d)
ocean animals
62.
What mineral is the softest?
a)
quartz (7)
b)
mica (2)
c)
feldspar (6)
d)
talc (1)
63.

Name the two types of metamorphic rocks.

a)

Organic

b)

Foliated and nonfoliated

c)

Chemical

d)

Intrusive and extrusive

64.

Name the two types of igneous rocks.

a)

Organic

b)

Foliated and nonfoliated

c)

Chemical

d)

Intrusive and extrusive

65.

Name the three types of sedimentary rocks.

a)

Intrusive and extrusive

b)

Foliated and nonfoliated

c)

Clastic, chemical, and organic

d)

Conglomerate and sandstone

66.

What is a rock?

a)

A naturally occurring, solid combination of one or more minerals or organic matter

b)

Magma cools slower underground making rocks with larger crystals with course texture

c)

Lava cools faster on the surface and makes rock with small crystals with fine texture

d)

Erosion, deposition, compaction (burial), cementation

67.

What do we call the size, shape, and positions of grains in a rock?

a)

Its makeup

b)

Its texture

c)

cementation

d)

composition

68.

What kind of rock can turn into metamorphic rock?

a)

With enough pressure and heat, any existing rock can turn into metamorphic rock

b)

With enough pressure and heat, only metamorphic rock can turn into metamorphic rock

c)

With enough pressure and heat, only sedimentary rock can turn into metamorphic rock

d)

With enough pressure and heat, only igneous rock can turn into metamorphic rock

69.

What type of rock do we get from the cooling of magma under Earth’s surface?

a)

Chemical igneous rock

b)

Extrusive igneous rock

c)

Intrusive igneous rock

d)

Organic igneous rock

70.

What type of rock do we get from the cooling of lava on Earth’s surface?

a)

Chemical igneous rock

b)

Extrusive igneous rock

c)

Intrusive igneous rock

d)

Organic igneous rock

71.

How does the rate at which magma and lava cool affect the size of the crystals and texture of an igneous rock?

a)

Magma cools faster=small crystal=fine-texture

Lava cools slower=large crystal=coarse-texture

b)

Lava cools faster=small crystal=fine-texture

Magma cools slower=large crystal=coarse-texture

72.

Rocks that have straight horizontal bands are normally what type of rock?

a)

Chemical sedimentary rocks

b)

Clastic metamorphic rocks

c)

Organic igneous rocks

d)

Clastic sedimentary rocks

73.

Describe the difference between foliated and nonfoliated rock texture.

a)

Foliated – mineral grains arranged in circles

Nonfoliated – mineral grains arranged in triangles

b)

Foliated – mineral grains arranged in bands or planes

Nonfoliated – mineral grains arranged randomly

c)

Nonfoliated – mineral grains arranged in bands or planes

Foliated – mineral grains arranged randomly

d)

Nonfoliated – mineral grains arranged in circles

Foliated – mineral grains arranged in triangles

74.

If I was talking about a rock being non-foliated or foliated, I would be talking about the rock’s …

a)

Color

b)

Composition

c)

Texture

d)

Type

75.

Name the most common extrusive igneous rock.

a)

Sandstone

b)

Basalt

c)

Granite

d)

Schist

76.

Name the most common intrusive igneous rock.

a)

Sandstone

b)

Basalt

c)

Granite

d)

Schist

77.

What are the four basic steps that form sedimentary rocks?

a)

Erosion, deposition, compaction (burial), and cementation

b)

Heat, pressure, wind and rain

c)

Melting, cooling, heat and pressure

d)

Deposition, pressure, metling and cementation

78.

What conditions are needed to make metamorphic rock?

a)

Erosion and deposition

b)

Cooling and melting

c)

Heat and pressure

d)

Compaction and cementation

79.

Name two common clastic sedimentary rocks that we have discussed in class.

a)

Quartz and limestone

b)

Conglomerate and sandstone

c)

Granite and schist

d)

Basalt and chalk

80.

What type of sedimentary rock is formed from the remains or fossils of once-living plants and animals?

a)

Extrusive sedimentary rock

b)

Clastic sedimentary rock

c)

Chemical sedimentary rock

d)

Organic sedimentary rock

81.

Where does metamorphic rock form?

a)

Deep underground

b)

On Earth's surface

c)

In the ocean

d)

In a dessert

82.

Why does metamorphic rock it form deep underground?

a)

Heat and pressure are needed.

Pressure from rock above and heat from the magma below

b)

Cementation and erosion are needed.

Cementation from rock above and erosion from the wind

c)

Weathering and deposition are needed.

Weathering from the emelents above and deposition from the wind

83.

What are clastic sedimentary rocks made from?

a)

Sediment and pieces from other rock

b)

The remains or fossils of once-living plants and animals

c)

Heat and pressure

d)

Mineral grains arranged in bands of planes

84.

If a volcano erupts on Earth's surface, what type of rock would be created?

a)

extrusive

b)

intrusive

c)

sedimentary

d)

metamorphic

85.

If a rock is forming deep underground, which will it most likely become?

a)

granite

b)

basalt

c)

gneiss

d)

obsidian

86.

____________________________ metamorphic rocks do not have grains arranged in planes or bands.

a)

Nonfoliated

b)

Foliated

87.

What is 4 x 5?

a)

15

b)

20

c)

22

d)

25

88.

Soil is a loose mixture of:

a)

Organic materials.

b)

Organic and inorganic materials.

c)

Dead and decaying micro organisms.

89.
Layers of soil are also known as:
a)
Soil Profiles
b)
Soil Horizons
c)
Soil sheets
d)
Soil cores
90.
Soil formation begins with the weathering of 
a)
litter.
b)
bedrock.
c)
the A horizon.
d)
humus.
91.
Which of the horizons in the soil profile shown represent the organic material?
a)

Soil Profile

b)

Horizon A

c)

Horizon B

d)

Horizon C

92.

In which horizon do most animals such as bugs live?

a)

Humus

b)

Topsoil

c)

Subsoil

d)

Parent Material

e)

Bedrock

93.

Below which layer is the parent material?

a)

Horizon O

b)

Horizon A

c)

Horizon B

d)

Horizon C

e)

Horizon R

94.
The horizon contains partly weathered rock
a)
C Horizon
b)
A Horizon
c)
B Horizon
d)
Bedrock
95.
The horizon is called the subsoil, usually consist of clay and other particles leached down from the A Horizon
a)
B Horizon
b)
A Horizon
c)
Erosion
d)
Bedrock
96.

It can take a long time for soil to form. Which are the primary factors that affect soil formation?

a)

rainfall, temperature, wind, time, and plants

b)

time, climate, topography, plants, and animals

c)

parent rock, sunshine, plants, animals, and bacteria

d)

climate, parent rock, topography, living things, and time

97.

Select the definition of soil

a)

layers of soil with distinct physical properties in a soil profile

b)

mixture of weathered rock, organic material, water, and air

c)

decomposed organic matter

d)

vertical section showing the soil horizons

98.
How does soil form?
a)
Soil forms as rock is broken down by weathering and mixed with other materials on the surface.
b)
Soil forms when someone takes a shovel and breaks rocks, and then mixes it with dirt.
c)
Soil forms when an you throw rocks and dirt into a pond.
d)
Soil forms when you mix water and rocks together, then add air.
99.

The rate of soil development depends on these main factors:

a)

Rock type

b)

Climate

c)

Topography

d)

Organisms

e)

Gravity

100.
Which of the following shows where soil formation happens at a faster rate?
a)
Cold, dry climate
b)
Steep Slopes
c)
Valleys and Flat Areas
d)
Few animals and plants are present
101.

Which of the following factors, controls soil formation.

a)

Landscape

b)

Parent Materials

c)

Climate

d)

Organisms

e)

Time

102.
Weathering and erosion are the same thing.
a)
True
b)
False
103.
Which type of climate will cause the slowest weathering and soil formation?
a)
humid and hot
b)
dry and cold
c)
moderate temperature
d)
cold and wet
104.

Topography refers to .......

a)

the climate

b)

the slope of the lanscape

c)

the humus content

d)

structure of the soil

105.

In the process of soil formation the rocks are worn away by the agents of :

a)

Water

b)

Wind

c)

Micro organisms

d)

Rivers

e)

Glaciers

106.

The thickness of the soil profile is affected by the (a)   taken for the soil to form.

107.

Coral stones and seashells break down and form (a)  

108.
Which of the following is the most important soil formation factor
a)
Time
b)
Climate
c)
Slope
d)
Organisms
109.
Which layer of soil are these roots growing in?
a)
subsoil
b)
topsoil
110.

Fossil fuels are renewable because the Earth provides humans with an unlimited amount.

a)

True

b)

False

111.

What are the 3 main fossil fuels?

a)

Coal, Oil, and Gasoline

b)

Uranium, Gasoline, Petroleum

c)

Coal, Oil, Biomass

d)

Coal, Oil, Natural Gas

112.

Oil and natural gas were formed from

a)

Dead Plants (Peat)

b)

Water

c)

Dead marine animals (plankton)

113.

Which of the following is a nonrenewable resource?

a)

Biomass

b)

Oil

c)

Geothermal

d)

Water

114.

Fossil fuels are classified as nonrenewable because they...

a)

require expensive equipment

b)

can be found all over

c)

take millions of years to replace

d)

provide all the energy we use

115.

What is coal made of?

a)

decomposed plant remains

b)

Sand and dirt

c)

Dead plankton

d)

Diamond

116.

The nonrenewable resources that gives off the least pollution is...

a)

Coal

b)

Solar Energy

c)

Nuclear Energy

d)

Oil

117.

Most of the energy in the United States comes from

a)

Renewable Energy Resources

b)

Solar Energy

c)

Fossil Fuels

d)

Hydro power

118.

What is the problem with using fossil fuels?

a)

They are renewable

b)

They create a lot of pollution

c)

They are cheap

d)

They don't create a lot of energy

119.

What does non-renewable mean?

a)

Something that lasts forever

b)

Something that can be replenished

c)

Something that is not expensive

d)

Something that is limited and cannot be replaced quickly

120.

Nonrenewable energy resources are used over renewable energy resources because

a)

They are more fancy

b)

They typically generate a lot of power & are easy to use

c)

They will not run out any time soon

d)

They are natural

121.

Nonrenewable energy resources...

a)

Typically give off green house gases while renewable resources don't

b)

Are just as clean & environmentally friendly as renewable energy resources

c)

Are good for our health and well being

122.
Nuclear power uses ____ for fuel.
a)
steel
b)
coal
c)
uranium
d)
hydrogen
123.
Splitting a uranium atom is called - 
a)
fission
b)
fusion
124.
_________is a liquid pumped from under the Earth’s surface and is then used to produce energy by burning.
a)
Oil
b)
Natural Gas
c)
Geothermal
d)
Hydro
125.
The cleanest burning fossil fuel is ______.
a)
coal
b)
oil
c)
wind
d)
natural gas
126.
Which of the following is not a type of fossil fuel? 
a)
Coal
b)
Light
c)
Petroleum
d)
Natural Gas
127.
What are fossil fuels?
a)
Dinosaur bones
b)
Resources made from once living organisms 
c)
Combination of different rocks
d)
Gas Stations
128.
Where did the energy for fossil fuels come from?
a)
Animals
b)
Plants
c)
Sun
d)
Chemosynthesis
129.
Drilling and transporting fossil fuels causes damage to natural habitats and can lead to land and water pollution. 
a)
True
b)
False
130.
What is the result of using fossil fuels more rapidly than they are formed?
a)
The reserves will be refilled more quickly.
b)
The reserves will eventually be used up.
c)
The price of fossil fuels will fall.
d)
The reserves will not be affected.
131.

Why are fossils fuels so widely used?

a)

They are renewable so they won't run out.

b)

They pollution they produce is less compared to renewable energy sources.

c)

They are easy to obtain and process.

d)

They don't disrupt the environment when mined from the earth.

132.

What kind of renewable energy does this picture represent?

a)

geothermal

b)

biomass

c)

wind

d)

solar

133.

What kind of renewable energy does this picture represent?

a)

geothermal

b)

hydroelectric

c)

wind

d)

solar

134.

What kind of renewable energy does this picture represent?

a)

geothermal

b)

biomass

c)

wind

d)

solar

135.

What kind of renewable energy does this picture represent?

a)

geothermal

b)

biomass

c)

tidal

d)

solar

136.

What kind of renewable energy does this picture represent?

a)

geothermal

b)

biomass

c)

tidal

d)

wind

137.

What kind of renewable energy does this picture represent?

a)

geothermal

b)

biomass

c)

tidal

d)

wind

138.

Moving air is what type of renewable energy resource?

(a)  

139.

Biomass energy comes from ____________.

a)

the earth

b)

the wind

c)

plants

d)

the sun

140.

What is needed to convert solar energy into electricity?

a)

wind turbine

b)

steam

c)

solar panels

d)

water turbine

141.

What renewable energy resource uses steam from the earth to turn turbines?

a)

biomass

b)

geothermal

c)

wind

d)

hydroelectric

142.

________________ are needed to create energy from wind.

a)

Wind turbines

b)

Solar panels

c)

Heat pumps

d)

Water turbines

143.

What renewable energy resource uses steam from the earth to turn turbines?

a)

hydroelectric

b)

geothermal

c)

solar

d)

wind

144.

Which is an advantage for using wind energy?

a)

It is clean without any pollutants.

b)

Wind is inconsistent.

c)

It is a great source because it is windy everywhere.

d)

It is dangerous to birds.

145.

What is a disadvantage for using wind energy?

a)

It is efficient and cheap.

b)

Wind is inconsistent.

c)

Dependent on rain.

d)

It uses expensive power plants.

146.

Check all that apply.

Which of these are advantages for using solar?

a)

Reliable and quiet

b)

Free energy after purchasing the solar panels

c)

Energy cannot be created at night.

d)

Releases harmful pollutants into the air.

147.

Check all that apply.

What are the disadvantages for using solar energy?

a)

Not a good source of energy in places without much sun.

b)

Only converts 20% of the sun's energy to electricity.

c)

Noisy

d)

Causes environmental impact for plants and wildlife.

148.

Which of these is a disadvantage for biomass?

a)

Growing crops for biofuels requires large amounts of land.

b)

Uses materials that might normally be thrown away

c)

Can be stored and used when needed

d)

Releases less harmful pollutants into the air

149.

Which of these is an advantage for using biomass?

a)

Growing crops for biofuels requires large amounts of land.

b)

Uses materials that might normally be thrown away

c)

Using pesticides on crops can pollute

d)

Releases harmful pollutants into the air

150.

Check all that apply.

What are the advantages of using hydroelectric power?

a)

Energy is inexpensive to capture.

b)

It is an available resource because rivers are everywhere.

c)

Reliable because the flow of water can be controlled.

d)

Expensive to build dams.

151.

Check all that apply.

What are the disadvantages of using hydroelectric power?

a)

Damming a river causes a great environmental impact for people, plants, and wildlife..

b)

Dependent on rainfall to fill reservoir.

c)

Reliable because the flow of water can be controlled.

d)

Expensive to build dams.

152.

What is one advantage of geothermal energy?

a)

It is a wide spread source of energy

b)

It is expensive to build power plants.

c)

It is easy to transport.

d)

Does not require another fuel source to produce it.

153.

Check all that apply.

What are the disadvantages of geothermal energy?

a)

It is not a wide spread source of energy

b)

It is expensive to build power plants.

c)

It is not easy to transport.

d)

It is a clean energy.

154.

What are the 2 main sources of of renewable energy resources?

a)

sun

b)

earth

c)

wind

d)

water

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