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WorksheetsChemical and Physical changes
Total questions: 16
Worksheet time: 12mins
When heat is added to an ice cube, it will change to a
liquid
solid
plasma
Burning a piece of paper is an example of a
Physical Change
Chemical change
An example of a liquid changing to a gas is
Wood burning
Paper tearing
A pot of boiling water
A lake freezing in the winter
You put a shallow glass of water with a 10 tablespoon of salt in the hot, summer sun. After 30 days, you return to find what in the cup?
Only salt.
Only water because the salt dissolved into the water.
Nothing was left in the cup.
Chex mix is an example of a
Solution
Chemical change
Mixture
Scrambling eggs is an example of
A physical change
A chemical change
Solution
Tearing paper into small pieces is an example of a
Mixture
Physical change
Chemical change
Rust will most likely occur when it is
wet
greasy
dry
Which of the following is a chemical change?
Cutting bread
Slicing carrots
Melting butter
Soured milk
Which of the following is a physical change?
Ice melting
Baking potatoes
Rusty nail
Rotting wood
Which change creates a NEW substance?
Physical change
Chemical Change
When heat is taken away from a container of water, what will happen?
It will become a gas.
It will become a solid
There will be less mass.
Heating a solid until it changes color and produces an odor, and noting the solid cannot be changed back is an example of
Physical Change
Chemical Change
Melting is the process of a liquid turning to a solid.
True
False
Freezing is the process of a liquid becoming a solid.
True
False
Molecules in a solid move
Very fast
Fast
Very slow
