Earth's Precious Resources Flashcards

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0
Q

What are non-renewable resources?

A

Are resources that cannot be replenished or that take millions of years to replace themselves.

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1
Q

What are renewable resources?

A

Are resources which can replace or renew themselves.

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2
Q

What are the remains of ancient plants and animals that have been buried underground for millions of years then used as a source of energy called?

A

Fossil fuels

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3
Q

What is the order in which plants turn into coal?

A

plant » plant dies » buried underground » forms peat » forms brown coal (lignite) » forms bituminous coal » forms black coal (anthracite)

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4
Q

What is oil and natural gas made of?

A

From the remains of dead sea animals and plants.

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5
Q

Where can oil and natural gas be found?

A

Underneath a layer of nonporous rock. With the oil underneath and the gas above. The porous rock it is found in is called the reservoir rock.

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6
Q

What is a chemical element or compound that is formed by geological processes?

A

Mineral

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7
Q

What are regions with a high amount of minerals called?

A

Ore bodies

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8
Q

List 3 examples of renewable energy.

A

Wind
Solar
Hydro Electric

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9
Q

List 3 examples of nonrenewable energy.

A

Oil
Gas
Coal

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10
Q

What is the greenhouse effect?

A

Greenhouse gases such as methane, carbon dioxide and water vapour trap infra-red radiation by acting like a blanket to insulate the planet. This keeps the planet warm.

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11
Q

What is the enhanced greenhouse effect?

A

When we burn fossil fuels the levels of greenhouse gases increases such as carbon dioxide, this then increases the overall temperature of the earth creating global warming.

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