Formation of Fossil Fuels

Different kinds of sedimentary rocks exist because ___________.

• they were formed in different places

• their formation took different lengths of time

• they were formed by sediments from different rocks

• they have been cut differently

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Where did the energy in fossil fuels initially come from?

• The Sun

• Active Volcanoes

• Modern Leafy Plants

• Geysers

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Why are fossil fuels nonrenewable resources?

• They cannot be replaced within a short period of time.

• They are natural resources.

• They formed a long time ago.

• They can be replaced easily.

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NGSS.MS-ESS3-1

Which fossil fuel is formed from the remains of plants that lived millions of years ago?

• Oil

• Natural Gas

• Coal

• Fire Wood

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Which of the following was formed from crushed pieces of shells of ancient sea creatures?

• Coal

• Oil

• Natural Gas

• Limestone

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Sedimentary rocks are rocks made of __________.

• soil

• sediments

• lime

• shale

Limestone is a sedimentary rock formed from ________________.

• shells of ancient sea creatures

• leafy plants that lived millions of years ago

• burning fossil fuels

• generating electricity from flowing water

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NGSS.MS-LS4-1

Which of the following is not a source of a fossil fuel?

• 
• 
• 
• 

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Using fossil fuels presents challenges because _________.

• they are difficult to transform into energy

• they are nonrenewable resources and they pollute our atmosphere

• they are buried deep in the ocean

• it is expensive to find them

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All of the following are related to the formation of fossil fuels EXCEPT -

• Plants that lived millions of years ago

• Tiny marine organisms that live millions of year ago

• Heat and pressure from the overlying layers of sediment

• Heat and pressure from active volcanoes

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