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Chapter 3 Vocab

3.1 and section 3.3 !

QuestionAnswer
Describe Kinetic Energy. It's the energy an object in motion has.
What are the particles in a liquid like? Tightly packed together.
What is a solid? The state of matter with a definite shape and volume.
How's a gas composed? Does not have a definite shape, or a definite volume.
What's deposition? When a gas becomes a solid, before it becomes a liquid; it's deposition.
How does condensation work? It's an exothermic process; a phase change from a gas (vapor) to a liquid
What's a phase change? A reversible, physical change from one state of matter to another.
What happens during an endothermic change? The system absorbs energy from it's surroundings.
What happens during an exothermic change? The system releases energy to it's surroundings.
True or false? The Heat of Fusion varies from substance to substance? True.
From what state of matter to what state of matter is vaporization? Liquid to gas.
What is heat of vaporization? An endothermic process, a substance must absorb energy to go from liquid to gas.
What is vapor pressure? The pressure caused by the collisions of this water vapor on the top of a closed liquid and the walls of whatever the liquid's in.
Definition of evaporation? a process that changes a liquid to a gas at substances below the substance's boiling point.
What's the phase changes of sublimation? solid to gas or water vapor before becoming a liquid.
Created by: s0Breeezy
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