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A substance with no definite shape and no definite volume
Gas
When a liquid freezes to a solid the particle speed _______
Decreases
Describe the particle movement of solids.
Vibrating
A substance with a definite shape and definite volume.
Solid
A substance with a definite volume but no shape of its own.
Liquid
State of matter with the least amount of particle energy
Solid
How do we measure particle speed of a substance?
Temperature
Change of phase from gas to liquid.
Condensation
State of matter where particles are moving quickly and spread out.
Gas
When a liquid boils, the particle movement___
Increases
Change of phase from a solid to a liquid.
Melting
How can we boil water at room temperature? Explain
Decrease the pressure.
What is the triple point?
When a substance exists as all 3 phases at once.
Complete the following: When temperature __________, pressure __________
Increases, increases
Dry ice changing from a solid to a gas is called?
Sublimation
