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States of Matter
Changes between States
What is the Point?
Properties of Liquids
Potpouri
100
solid, liquid and gas.
What are the 3 states of matter?
100
Particles vibrate so fast that they break free from their fixed position.
What is melting?
100
Temperature at which a liquid boils.
What is the boiling point?
100
A substance that flows.
What is a fluid?
100
Table sugar and table salt is an example of this.
What is pure substance?
200
Has definite shape and definite volume.
What is a solid?
200
Particles in liquid move so slowly that they begin to take on a fixed position.
What is freezing?
200
Temperature at which a solid melts.
What is melting point?
200
Resistance of a liquid to flow.
What is viscosity?
200
Lemonade is an example of this.
What is mixture?
300
Has definite volume but no shape.
What is a liquid?
300
Particles gain enough energy to move independently, forming a gas.
What is vaporization?
300
The boiling point of water.
What is 100 degrees C?
300
A property of a liquid where the surface acts like a skin.
What is surface tension?
300
Dissolving salt in water.
What is a physcial change?
400
Has no shape and no volume.
What is a gas?
400
Vaporization that takes place only at the surface.
What is evaporation?
400
The melting point of water.
What is 0 degrees C?
400
Particles are free to move in a container, but remain in close contact.
What is a liquid?
400
Fireworks exploding in the air is an example of this type of reaction.
What is exothermic?
500
Name 2 types of solids.
What is crystalline and amorphous?
500
A solid becomes a gas, and not a liquid.
What is sublimation?
500
Point at which a liquid turns into a solid.
What is the freezing point?
500
A change in state.
What is melting? What is freezing? What is sublimation? What is vaporization?
500
Type of energy that occurs in photosynthesis.
What is chemical energy?