AnswersTPS EdX BiologyEnergy on Earth

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1
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Which scenario describes a renewable resource being used for energy?

A
A turbine creates electricity using a gasoline-powered motor.
B
A school heats its classrooms with a natural gas furnace.
C
A factory fuels its furnaces with coal.
D
A power company generates electricity using a river’s current.
2
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Which statement describes renewable resources?

A
Renewable resources replenish quickly.
B
Renewable resources are artificial.
C
Large quantities of renewable resources can be produced at once.
D
Fossil fuels are a type of renewable resource.
3

Which resource is a renewable resource?

A
gemstones
B
trees
C
metal
D
coal
4

How do renewable and nonrenewable resources differ?

A
Renewable resources are artificial.
B
Nonrenewable resources are artificial.
C
Renewable resources replenish within our lifetime.
D
Nonrenewable resources replenish within our lifetime.
6

Which scenario describes a nonrenewable resource being used for energy?

A
A load of laundry is dried on a clothesline.
B
A pot of water is boiled on a gas stove.
C
A pitcher of tea is heated by the sun.
D
A steak is cooked over a charcoal fire.
7

How does fresh water differ from coal as a resource?

A
Fresh water is an artificial resource, while coal is a natural resource.
B
Coal is a clean resource , while fresh water is dirty.
C
Coal replenishes quickly, while fresh water does not.
D
Fresh water is a renewable resource, while coal is a nonrenewable resource.
9

Which statement describes an advantage of renewable resources?

A
They can easily be reproduced quickly.
B
They are located everywhere around the world.
C
They are a source of clean energy.
D
They produce a large amount of energy all at once.

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