| Term | Definition |
|---|
| expand | to get larger |
| contract | to get smaller |
| volume | the amount of space an object takes up |
| conductor | a solid that allows the transfer of heat |
| insulator | a solid that does not allow the transfer of heat |
| gas | a substance that has particles that are far from each other |
| liquid | a substance that has particles that move over each other |
| solid | a substance that has particles that vibrate but stay in the same position |
| shape | liquids and gases take the ______ of their container |
| mass | the amount of matter in an object |
| matter | what everything is made of |
| vibrate | when you add energy to a solid the particles _____ more |
| convection | the transfer of heat in a liquid or gas |
| conduction | the transfer of heat in a solid |
| radiation | heat transfer that requires no matter |
| density | matter / volume = |
| kinetic | the energy of movement |
| particle | the theory that all matter is made of particles is ______ theory |
| energy | when you heat a substance you give it more kinetic ______ |
| evaporation | when liquid turns into a gas |
| boiling | The temperature at which evaporation occurs rapidly is the _____ point |
| freezing | turning from a liquid into a solid |
| sublimation | turning from a solid to a gas |
| condensation | turning from a gas into a liquid |
| melting | turning from a solid into a liquid |
| fluids | another word for liquids and gases |
| cell | the movement of a liquid or gas in a circle due to convection is a convection ______ |
| states | the three ______ of matter |
| diffusion | the movement of gas particles to fill their container |
| float | less dense substances _______ on more dense substances |
| sink | more dense substances ______in less dense substances |
| transfer | there are three types of heat _____ |
| space | Only heat radiation can transfer heat in ______ |
Combine with other sets
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