Science 5 C-2

Oxygen and Nitrogen in the air and paper from forests are examples of what?

• Renewables
• Reductions
• Replacements
• Resources

Which is a way we can protect our environment?

• litter
• pollute
• recycle
• contaminate

Which is a renewable resource?

• energy from the sun
• oil
• minerals from the earth
• silver

Things we take from the environment and use are called:

• rocks
• natural resources
• pollutants
• energy

The following resources are classified as renewable except 

• coal
• solar
• wind
• geothermal

Pollution makes Earths air, _____, and land dirty.

• people
• animals
• water

Something in the environment that can be replaced naturally

• nonrenewable
• renewable

When people _____ glass, paper, and cans, they make new things out of them and reduce litter.

• recycle
• reduce
• reuse

Oil, natural gas, and coal are called ________resources because they are not easy to replace.

• fossil fuels
• conservation
• natural resources
• nonrenewable

Something that is found in nature that people need or use.

• Natural resource
• Nonrenewable resource
• Renewable resource
• Pollution