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What is a force?
a push or pull applied on an object
What can force change?
the peed and direction of an object.
When does friction occur?
When two surfaces come in contact with each other.
Wet roads allow more friction than dry roads? true or false?
False.
What unit do we use to measure force?
Newtons
Why are car wheels round, and not square?
friction is minimalised. less friction
why do ice skies reduce friction?
because both ski and ice are smooth surfaces.
Why are bowling balls round and not square?
there is less friction when balls are round.
What kind of shoes do mountaineers/ cricketers use?
spiked shoes
True or False: Heavier objects require more force to move and stop.
true
True or False: Wet roads allow more friction than dry roads.
false
