Match the following vocabulary words.

1. Science of humans--their physical characteristics, origin, race, and culture
energy
2. A substance formed by chemical combination of two or more substances
atom
3. The customs, arts, and life styles of a nation or people at a given time
culture
4. Science of living organisms
ecology
5. A branch of biology that studies plant life
biology
6. Science that deals with the properties, composition, structure, and interactions of matter
astronomy
7. Branch of biology that studies the relations of organisms and environment
chemistry
8. Science of the production, distribution, and consumption of goods and services.
anthropology
9. One of the 112 basic substances from which all other things are made up
element
10. Science of the sun, moon, planets, and stars--their motions, sizes, and constitution
botany
11. Capacity for doing work, such as lifting or moving an object
economics
12. The smallest part of an element that maintains all the properties of that element
compound