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Week #2 - S,L,G
| Term | Definition |
|---|---|
| Matter | anything that has mass and volume |
| Volume | the amount of space matter takes up |
| Atom | the basic unit of matter; a very tiny particle |
| Molecule | made up of two or more atoms joined by chemical bonds |
| Compound | made up of two or more DIFFERENT types of atoms joined together by chemical bonds |
| Definite | does not change |
| Indefinite | can and does change |
| Solid | matter in which the particles are packed closely together, have a fixed arrangement, and the particles vibrate in place. they have definite shape and a definite volume. |
| Arrangement | pattern |
| Vibrate | move in place |
| Liquid | matter in which the particles are close together and in contact, have no regular arrangement, and the particles move around and past each other. Definite volume, but indefinite shape |
| Gases | matter in chich particles are far apart, have no set arrangement, and do not stay in contact with each other. Indefinite volume and indefinite shape. |
| Kinetic energy | energy of motion (movement) |
| Increase | to go up; to get larger in size or number |
| Decrease | to go down, to get smaller in size or number |