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The Kinetic Molecular Theory explains the behavior of: a) Atoms only b) Molecules in motion c) Solids only d) Elements only
B
According to the theory, all matter is made up of: a) Large stationary objects b) Tiny particles in constant motion c) Energy waves d) Atoms that never move
B
The particles in a solid: a) Move freely in all directions b) Are fixed in place and vibrate c) Slide past each other easily d) Are far apart
B
The particles in a liquid: a) Do not move b) Vibrate in fixed positions c) Slide past each other closely d) Are far apart and move fast
C
The particles in a gas: a) Are close together and move slowly b) Are far apart and move rapidly c) Vibrate in place d) Stay fixed
B
Which state of matter has a definite shape and definite volume? a) Solid b) Liquid c) Gas d) Plasma
A
Which state of matter has no definite shape but definite volume? a) Solid b) Liquid c) Gas d) Plasma
B
hich state of matter has neither definite shape nor volume? a) Solid b) Liquid c) Gas d) Plasma
C
When temperature increases, particle motion: a) Slows down b) Stops c) Speeds up d) Disappears
C
When a gas cools and becomes a liquid, the process is called: a) Melting b) Condensation c) Evaporation d) Freezing
B
The process of a solid changing directly to a gas is called: a) Condensation b) Sublimation c) Freezing d) Melting
B
Which change of state requires heat to be absorbed? a) Freezing b) Condensation c) Melting d) Deposition
C
Which change of state releases heat energy? a) Melting b) Evaporation c) Freezing d) Sublimation
C
The average kinetic energy of particles is directly related to: a) Density b) Volume c) Temperature d) Pressure
C
When gas particles collide with the walls of a container, they create: a) Energy b) Pressure c) Temperature d) Density
B
A substance changes from liquid to gas at its: a) Melting point b) Boiling point c) Freezing point d) Condensation point
B
