Elements, Compounds or Mixtures
Chapter 1 Vocab
What state?
Gases
Change of State
100
A pure substance; the simplest
What is an element?
100
The amount of "stuff" in an object
What is matter?
100
The particles have a definite shape and volume
What is a solid?
100
As the volume decreases, pressure increases
What is Boyle's Law?
100
Solid to a liquid
What is melting?
200
A pure substance composed of a fixed ratio of elements
What is a compound?
200
The particles have a definite volume and an indefinite shape
What is a liquid?
200
As the temperature increases, volume increases.
What is Charles' Law?
200
Liquid to a gas
What is evaporation?
300
Calcium
What is an element?
300
The study of matter
What is chemistry?
300
The particles have an indefinite shape and volume
What is gas?
300
The result of collisions of gas particles
What is gas pressure?
300
Solid to a gas
What is sublimation?
400
Kool-aid
What is a mixture?
400
The study of the effects of matter on energy
What is physics?
400
The particles move the fastest
What is a gas?
400
If the volume of a rubber tire is compressed (made smaller), the pressure inside of the tire ______________.
What is increases?
400
A process that requires energy, such as melting and evaporation?
What is endothermic?
500
Table salt
What is a compound?
500
The two branches of physical science
What is chemistry and physics?
500
The particles vibrate in place
What is a solid?
500
Three gases found in the air
What is oxygen, nitrogen, carbon dioxide?
500
A process that produces energy, such as condensation and freezing
What is exothermic?
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