Unit 3 Review - Human Impacts on the Environment

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

• True

• False

What is deforestation?

• Cutting down trees in a forest.

• Planting new trees on empty land.

• Using trees to produce oxygen.

• Looking for new types of medicine in a forest.

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Which of the following is a renewable resource?

• Solar power

• Oil used for gasoline

• Coal that powers a factory

Fossil fuels are produced over _____ of years.

• Hundreds of millions of years

• Thousands of years

• hundreds of years

• every year

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Fossil fuels are considered nonrenewable resources because of -

• Where they are found

• How they are collected

• How useful they are

• How long they take to form

Oil is formed from...

• the remains of dead ocean organisms.

• the remains of ancient rocks as they break down under pressure

• All of the dead forests

• All of the dead dinosaurs

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Coal is formed from...

• The remains of ancient plants from swamps

• The remains of ancient ocean life

• The remains of dead dinosaurs

• Erupting volcanoes

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Which of the following is a renewable resource?

• coal

• animals

• oil

• diamonds

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Oil comes from deep underground. When people have used all of the oil on Earth, it will be gone. What kind of resource is oil?

• a renewable resource
• an inexhaustible resource
• a nonrenewable resource
• a non-usable resource

Fossil fuels are nonrenewable because...

• they are being made faster than they are being used

• they are being used faster than they are being made

• they are only found deep underground

• they are made from the remains of ancient living things