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Natural Resources

Across
Molecules that build tissues for growth and repair
Power created from the sun's energy
Power created from moving air
Power created from movement of water
Energy made from nuclear fission
Energy created from burning/processing organic matierals
Down
Essential for energy, plant source is better than animal source
Natural resource that exists in a fixed amount and/or is used up faster than it can be replaced in nature
The body's most important energy source
Protecting, restoring and managing natural resources
Power created from the Earth;s internal heat
Limit the amount of waste
Recovering materials that people normally throw away to be made into new items
Energy source that can be replaced in nature at about the same rate as it is used
Find new or second uses for materials