Testing on different states of matter
Coke
Roller Coaster
Oxygen
Soild
Liquid
Gas
Solid, matter, air
Solid, water, air
Solid, liquid, gas
Solid
Liquid
Gas
Spoon, plate, honey
Oxygen, milk, bowl
Chocolate bar, air, pencil
Does not have mass
Has no definite shape
Has no definite volume
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Here's an interesting quiz for you.