1) What kind of force do you use when you pull a wagon handle? a) A) Push b) B) Pull 2) Which force is bigger: the one to pull a train or to lift a feather? a) A) Pulling a train b) B) Lifting a feather 3) What is friction? a) A) A force that pulls things toward the Earth. b) B) A force that pushes against moving things.  4) What happens if there is less friction? a) A) It is easier to stop b) B) It is harder to stop 5) Why is it harder to stop on ice than on a gym floor? a) A) Ice is smoother and has less friction b) B) Ice is rough and has more friction 6) Which surface has more friction? a) A) Ice b) B) The road 7) What does friction do to a moving object? a) A) Makes it go faster b) B) Makes it slow down 8) Friction is a force that occurs when one object ............ against another. a) rubs b) pulls 9) It is harder to stop because there is ........ friction because the ice is very smooth. a) less b) more 10) If the force is acting on an object, the object must move. a) True b) False

G4 - SCIENCE - QUIZ CHECK

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