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WorksheetsGRADE 3 REVIEW TEST PART 2
Total questions: 10
Worksheet time: 10mins
Which physical change has a harmful effect on the environment?
when water evaporating
when we are cutting trees
when we are carving wood
when we are molding clay pot
When does solid change into liquid?
during condensation
during evaporation
during freezing
during melting
Which of the following is NOT an example of a solid matter?
ice cube
water
pencil
wall
Slicing a bread is a chemical change.
TRUE
FALSE
Cooked meat is an example of physical change.
TRUE
FALSE
Boiling of water is an example of physical change.
TRUE
FALSE
How do molecules in liquid move?
Liquid molecules move back and forth.
Liquid molecules slide around each other.
Liquid molecules move up and down.
Liquid molecules move straight.
Physical and Chemical changes can be helpful and harmful to us.
TRUE
FALSE
All animals and plants need this. We breathe it.
water
air
cloud
shelter
Animals and humans needs shelter while plants needs _____.
change
living
air
space
