Cupid
Love
Candy
Chocolate
Kisses
100
Can a physical change be reversed?
Yes
100
What is the amount of space that matter takes up?
volume
100
What is the ability of an object to float?
buoyancy
100
When changing states of matter, is it a chemical or physical change?
physical
100
Which state of matter has particles that are the most spread out?
gas
200
What kind of mixture is toothpaste?
emulsion
200
When water evaporates, it is an example of a change in what?
state
200
What are suspensions, solution and alloys types of ?
mixtures
200
Because it contains different kinds of atom, water is a what?
molecule
200
What kind of mixture does oil and vinegar make?
suspension
300
How small are atoms?
Too small to be seen with the unaided eye.
300
What kind of mixture is a solution?
homogeneous
300
What is the process that changes a liquid to a gas?
evaporation
300
What kind of change is burning wood?
chemical
300
What kind of change is chopping wood?
physical
400
What kind of properties are color, odor, and density?
physical properties
400
What is the formula to find density?
density=mass/volume
400
What happens to the mass of an object if it is broken in two?
the total mass is still the same
400
Which state of matter has no definite shape or volume?
gas
400
What is the formula for volume?
volume=length x width x height
500
What happens to dry ice at room temperature?
It turns into a gas
500
What is a mixture?
a physical combination of two or more substances that blend together without forming new substances.
500
What kind of mixture is a bag of trail mix?
heterogeneous mixture
500
Why is salt water a solution?
Because the salt dissolves in the water.
500
What is volume?
The amount of space that matter takes up
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