Phases of Matter

The theory that states that all matter is made of atoms & molecules and those particles are always in motion. 

• Conservation Theory 
• Kinetic Theory of Matter
• Phases of Matter Theory 
• The Theory of Energy & Matter 

Higher temperatures make particles move ___________.

• Slower
• In different directions 
• Faster
• In one direction 

Classification of matter is based on all of the following except: 

• Particle arrangement 
• Distance between particles 
• Number of particles 
• Energy of particles 

In the liquid phase, particles are tightly packed together, vibrating in a fixed position. 

• True
• False, particles in a liquid are closely packed together but can slide past each other
• False, particles in a liquid are moving very rapidly and are very far apart
• False, liquids have a definite shape and volume

Melting, evaporation, and sublimation are all examples of ___________ phase changes. 

• Endothermic
• Exothermic 

The temperature at which a liquid becomes a gas is called its ___________________.

• Melting point
• Freezing point 
• Condensation point 
• Boiling point 

Which phase of matter has an indefinite shape and volume?

• Gas
• Solid
• Plasma
• Liquid 

Which of the following is not a physical property?

• Color
• Smell
• Mass
• Reactivity 

The cooling curve occurs on our phase change diagram as energy is being ___________.

• Released
• Absorbed 
• Created 
• Destroyed 

Rank the phases of matter from the greatest amount of energy to the least amount of energy.

• Solid, liquid, plasma, gas
• plasma, liquid, solid, gas
• solid, liquid, gas, plasma 
• plasma, gas, liquid, solid