12 terms

Unit 9 Force And Motion Science. grade 4

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Terms in this set (...)

Force
The push or pull that can change the motion of an object
Friction
A contact force that opposes the notion of an object
Gravity
A non contact force that pulls masses toward one another
Iron
A kind of metal that is magnetic
Magnet
Something that pulls iron and some other metal toward it
Magnetism
The noncontact force that magnets have
Mass
The amount of matter in an object
Matter
The material that everything in the universe is made of
Motion
The action or process of changing position
Position
An objects location or where something is
Steel
A hard metal that is mostly made from iron
Weight
The amount of pull gravity has on an object