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6th Chemistry Review

QuestionAnswer
water changing to ice is an example of... freezing
candle wax changing to liquid is an example of... melting
water from a puddle going into the air is an example of... evaporation
water in the air changing into droplets is an example of... condensation
dry ice turning into carbon dioxide gas is an example of... sublimation
A type of matter that takes the shape of its container, but sinks to the bottom. liquid
The type of matter that fills the entire container it is in, all the way to the top and sides gas
A type of matter that keeps its shape unless you break/bend/crush it solid
A substance that has molecules that stay in the same place but shake/vibrate. solid
When heat is added to a substance Molecules gain energy and move faster
When heat is added to a gas Molecules will expand and take up more space
Adding heat to a liquid changes it to a gas
Adding heat to a solid changes it to a liquid
This happens when particles of a liquid gain more energy and enter the air. Evaporation
How do molecules react when they are cold? They slow down and contract
Liquids and gases diffuse faster in __________ environments warm
How to molecules react when they are warm? They speed up and expand
The random spreading out of atoms and molecules. Diffusion
Created by: mrslafond
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