Conservation of Natural Resources

1)  The following conserves energy.
Using compact fluorescent light bulbs

• True
• False

1)  What is the source of almost all energy on earth?

• Sun
• Earth
• Air
• Water

Why do humans need to conserve fossil fuels?

• They are renewable

• They take a long time to replace

• They take a short time to replace

• It is too expensive to replace them

1)  What do we call natural resources that we can replace as we use them?

• Nonrenewable resources
• Renewable resources

Why do humans need to conserve fossil fuels?

• They are renewable

• They take a long time to replace

• They take a short time to replace

• It is too expensive to replace them

1)  The following conserves energy.
Carpooling

• True
• False

1)  Name the fossil fuels.

• Coal, Oil, Natural Gas
• Coal, Petroleum, Nuclear
• Petroleum, Natural Gas, Nuclear
• Nuclear, Coal, Wind

Explain how wind energy is converted into electricity.

• Wind turns the blades of a turbine, which spins a generator to produce electricity.

• Wind heats up solar panels, which then generate electricity.

• Wind is stored in batteries and then converted to electricity.

• Wind is used to boil water, which then turns a turbine.

Which human activity would preserve nonrenewable resources?

• deforestation
• removing carnivores from a forest 
• recycling
• heating homes with fossil fuels  

What is the primary reason for the increase in global temperatures?

• Increased use of renewable energy.

• Increased greenhouse gas emissions.

• Decreased deforestation.

• Decreased use of fossil fuels.