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Week Four 9/10

Thermometer Measures temperature
Weight The measurement of the pull of gravity of an object
Gravity A force that pulls towards the center of a heavenly body
Physical Properties A characteristic of a substance that can be measured or observed
Phases of Matter Solid, liquid, gas
Solid Has a definite shape and volume and tightly packed molecules
Liquid Does not have a definite shape, changes to the shape of its container, and particles are packed together but not as much as a solid.
Gas Does not have a definite shape or volume, flows easily from one place to another, particles are the least packed together and expand to fill any space available.
Evaporation Water changes into a gas
Condensation Gas changes back into a liquid
Created by: ghscience5