The theory that says matter's state is because of the movement of its particles.
What is the theory of kinetic energy?
300
In what state do molecules move extremely quickly and by bouncing off each other
What is a gas?
300
When a gas is cooled it becomes a what?
What is a liquid?
300
Change from a liquid to a solid
What is freezing?
300
Grams
What is the measurement for mass?
300
What are all molecules always in a constant state of?
What is motion?
400
True or False: Temperature changes as solids change to liquids.
False. Temperature remains the same during phase changes.
400
What must happen for matter to change states?
What is it must gain or lose energy?
400
Phase change of a gas turning into a liquid
What is condensation?
400
Amount of space an object occupies
What is volume?
400
The law that states that matter cannot be created or destroyed.
What is the law of conservation of mass?
500
How does changing the volume of an object affect its density? Why?
What is it makes the object less dense because the mass is able to spread out?
500
Removing a significant amount of heat from a gas when the liquid phase is skipped.
What is deposition?
500
When matter loses heat energy, its particles...
What is move more slowly?
500
A rapid change from the liquid to the gaseous state.
What is boiling?
500
An object weighs 4 pounds. It's mass is 3 grams. When placed in a graduated cylinder with an initial amount of 5mL, the water level rises to 14mL. Find the density.