Chapter 1 and 2 Pre-Tests Science
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13 terms
Terms | Definitions |
|---|---|
 mass | the amount of matter in an object is its |
| inertia | due to _________ all objects resist a change in motion |
| physical change | cheese melting on a hamburger is an example of a ___________________ |
| weight | an objects (mass or weight) is affected by a gravitational force |
| chemical change | a copper penny can turn green as it reacts with C02 and water. This is a __________ change |
| state | during physical changes, matter always maintains its |
| separate into layers | one way to compare the densities of oil and water is to pour the liquids over each other and observe how they |
| condensation | the drops of water that appear on the outside of a glass of cold juice on a warm day is an example of |
| charles law | the way a balloon decreases in volume when the temperature is decreased illustrates what law? |
| vaporization | is the change of state from a liquid to a gas |
| gas | sublimation is a change of state from a solid directly to a _________ |
| endothermic | where energy is added to a substance |
| plasmas | magnetic fields are used to contain |
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