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Matter
Properties of Objects
Question | Answer |
---|---|
Smallest unit of matter. | atom |
Anything that has mass and volume. | matter |
these are examples of matter | humans, smoke, gas, ladybug, text book. |
describe mass | how much matter is in something |
describe weight | pull of gravity on a object |
difference from mass and weight on earth and moon | gravity changes weight mass is always same |
describe element | a pure substance or only one type of atom |
describe molecule/compound | two or more atoms squwished together |
how do you separate a molecule/compound | break the bonds between atoms |
do atom move | yes, solids vibrate, liquids slide, gas moves freely |
formula for volume | length x width x height = cm 3 |
formula for density | mass % volume |