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WorksheetsQuiz - 3rd Law/Momentum/Impulse
Total questions: 20
Worksheet time: 12mins
What is the unit to MEASURE force?
Kilogram
Meter
Pounds
Newton
Newton’s law states that for every action, there is an ________ reaction.
unequal and opposite
equal and similar
stronger and opposite
equal and opposite
When a small car pushes a big truck, the truck applies an equal and opposite force on the car.
False
True
When a heavy football player and a light one run into each other, who exerts more force
The light one
Their force are equal
The heavy one
A baseball bat hits a baseball with a force of 100 Newtons. What is the force and its direction exerted by the ball on the bat?
100 Newtons, same direction
100 Newtons, opposite direction
200 Newtons, opposite direction
200 Newtons, same direction
The equation to calculate momentum is
p = m x v
p = 1/2 m x v2
p = m x g x h
p = m x g
What is the unit for momentum?
m/sec
kg/sec
kg/m
kg x m/sec
What is the unit for velocity?
m/sec
kg/sec
kg/m
kg x m/sec
A boy kicks a football with a force of 20 N, the time the force acts for is 0.3 s. Calculate the impulse on the ball.
1 N⋅s
6 N⋅s
33.3 N⋅s
