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states of matter
Chapter 3 Vocab I.S
| Question | Answer |
|---|---|
| what is a temperature of 0K called? | absolute zero |
| The state of matter in which materials have a definite shape and a definite volume | solid |
| Mercury exists as this at room tempature | liquid |
| This state of matter fills up a baloon to make it float | gas |
| The faster an object moves the greater the (blank) is | kinetic energy |
| The result of a force over an area | Pressure |
| What allows a gas to fill any type of container? | constant motion |
| What law states that the volume of a gas is directly proportional to it temperature? | Charles's law |
| Which law states that the volume of a gas is inversely proportional? | Boyle's law |
| What is melting ice an example of? | endothermic change |
| joules are a measurement of energy called (blank) | heat of fusion |
| During what change does the system release energy to its surroundings? | exothermic |
| The phase change when a liquid changes to a gas | vaporization |
| The process that changes a liquid to a gas | evaporation |
| The phase change in which a substance chnges from a gas to a liquid | Condensation |
| When a gas or vapor changes directly into a solid without first chnging to a liquid | deposition |
| What type of vaporization varies from substance to substance? | heat of vaporization |