the measure of the amount of mass (matter) in a given volume
density
200
What are the 3 states of matter?
solid, liquid, and gas
200
what is the formula for volume?
length x width x height
200
state of matter that has no definite shape or volume
Gas
200
volume is measured in what unit?
milliliters or cubic centimeters
300
what method do you use to find volume of an irregularly shaped object?
water displacement method
300
Give 2 examples of a gas
Examples: water vapor, gasoline fumes, helium, etc.
300
Give 2 examples of a solid
Examples: table, ice cube, book, etc.
300
Give 2 examples of a liquid
Examples: water, gasoline for the car, orange juice, etc.
300
State of matter that has a definite shape and a definite volume
solid
400
State of matter that has a definite volume but changes shape to match its container
liquid
400
Changing a liquid to a solid is called what?
freezing
400
Changing a gas to a liquid is called what?
condensation
400
what is the formula for density?
density=mass/volume
400
changing a liquid to a gas is called what?
evaporation
500
Name the Law that states: when pressure increases, volume decreases and when pressure decreases, volume increases
Boyles Law
500
Give 2 examples of a physical change
Examples: cut hair, melted ice, frozen water, etc
500
Name the law that states: when the temperature decreases, pressure decreases and when the temperature increases, pressure increases (example with the balloon being out in the cold and going into a warm house)
Charles Law
500
Give 2 examples of a chemical change
Examples: fireworks, rust, sour milk, etc.
500
Changing a solid to a gas is called what? (dry ice is an example of this changing of state)