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- 1. Multiple ChoiceFriction is a force that acts in an ___________ direction of movement.similaroppositeparallelwest
- 2. Multiple ChoiceThe amount of friction depends on the weight of the objects pressing together.TrueFalse
- 3. Multiple Choice
How can friction be reduced?reduce the force acting between the 2 surfacesreduce the roughness of the 2 surfaces coming in contactuse wax, grease or oilall of the above are ways of reducing friction - 4. Multiple ChoiceRougher surfaces have ...greater frictionless frictionthe same level of friction
- 5. Multiple ChoiceHow does friction affect speed?more friction decreases speedmore friction increases speedless friction decreases speedless friction doesn't affect speed
- 6. Multiple ChoiceThe rougher the surface, the faster an object will travel over the surface.TrueFalse
- 7. Multiple ChoiceWhen most objects with smooth surfaces rub, there is less friction.TrueFalse
- 8. Multiple ChoiceForce the opposes motion between 2 surfacesforceNewtonfrictionnet force
- 9. Multiple Choice
Smooth surfaces such as ice, usually produce less friction.
true
false
- 10. Multiple Choice
People use rough or sticky things to decrease friction.
true
false
- Answer choicesTagsAnswer choicesTags