Energy Sources & the Environment

3. A _____ resource is a natural resource that cannot be replaced by natural processes as quickly as they are used.
5. Thermal energy contained in and around magma that can be converted by a power plant into electrical energy is known as ___ energy.
7. Electricity produced from the energy of moving water is called _____
10. _____ is renewable, organic matter from plants and animals, such as wood and animal manure, that can be burned to provide thermal energy.
15. A(n) ____ cell converts radiant energy to electrical energy.
16. Wastes that are poisonous, that cause cancer, or that can catch fire are classified as ____ wastes.
17. ___ is the process of splitting an atomic nucleus into two or more nuclei with smaller masses, releasing large amounts of energy.
18. reactor, A(n) _____ is an apparatus in which controlled nuclear chain reactions generate electricity.

1. _____ are substances that contaminate the environment.
2. ____ is a thick, flammable liquid formed by decayed organisms.
4. Capacity, The maximum number of individuals of a species that the environment can support is called the _______
6. Precipitation, _____ occurs when water with a pH of 5.6 or below falls to Earth as rain or snow and causes harm to plants, animals, or buildings.
8. A ____ resource is resource that is replaced by natural processes nearly as quickly as it is used.
9. A(n) _____ is the total number of individuals of one species occupying the same area.
11. Smog, _____ is the ozone-containing pollution that results from the reaction between sunlight and vehicular or industrial exhaust.
12. ____ is a reaction in which two or more atomic nuclei from a nucleus with a larger mass, releasing large amounts of energy.
13. ____waste is any byproduct that results when radioactive materials are used.
14. Fuels, _____ form from the remains of ancient plants and animals that were buried and altered over millions of years.