Our Main Environmental Problems

Soil, minerals, air, water, and coal are all examples of

• Fossil fules
• Conservation
• recycling
• natural resources

What type of alternative energy source is pictured?

• Wind/Windmill
• Biomass
• Hydroelectric
• Geothermal

The use of which item is associated with pollution, smog, acid rain, and global warming?

• solar panels
• turbines
• windmills
• fossil fuels

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

• fossil fuels
• conservation
• natural resources
• nonrenewable

What type of alternative energy source is pictured? 

• Wind/Windmill
• Biomass
• Hydroelectric
• Solar

Resources that can be replaced or restored

• non renewable
• natural resources
• renewable
• biotic factors

Plants, water, solar energy are all examples of what kind of resources?

• renewable
• soil and land
• nonrenewable
• biosphere

A renewable resource is...

• a resource which is replaced naturally and can be used again. 
• a resource that cannot be readily replaced by natural means fast enough to catch up to it's usage.
• a new resource to the earth.
• a resource that can be used only one time. 

A renewable resource is one that...

• Can be naturally replaced
• Cannot be naturally replaced
• Can be checked out from a library
• Comes from a factory