Motion (physics) Question Preview (ID: 22739)
Speed, Velocity, Momentum, Acceleration.
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For every action there is an equal and __________reaction.
a) opposite
b) unequal
c) same
d) mass
The product of an object’s mass and velocity is its
a) momentum
b) velocity
c) force
d) net speed
What is the momentum of a 50-kilogram ice skater gliding across the ice at a velocity of 2 m/s?
a) 100 kg*m/s
b) 100 pounds
c) 25 kg*m/s
d) 25 m/s2
_________ is a push or pull.
a) force
b) speed
c) momentum
d) A door
The sum of all the forces acting on an object is called the _________________________.
a) net force
b) unbalanced speed
c) force of nature
d) net velocity
Calculate the distance in kilometers a bicycle rider would travel in 5 hours at a average of 12.0km/h to the southwest.
a) 60 km
b) 2.4 km
c) 60 m/s2
d) 2.4 m/s
Velocity is distance divided by the
a) time it takes to cover that distance
b) mass of the object moving
c) time it takes to gain mass
d) speed of the object
Which of the following is the formula for momentum?
a) p=mv
b) v=d/t
c) a=v/t
d) p=a-t
Calculate the momentum of a 6kg bowling ball moving at 10m/s down the lane.
a) 60 kg*m/s down the alley
b) 6 kg*m/s down the alley
c) 60 m/s2
d) 6 meters down the alley
Which of the following is the formula for acceleration?
a) a=change in velocity/time
b) a=distance/time
c) a=mv
d) a= v + t
A turtle is swimming along at 5m/s. It see a shark coming and increases its speed to 11m/s. It moves to the shore in 3s. What was the turtle's acceleration?
a) 2 m/s2
b) 2 kg*m/s
c) 12 m/s2
d) 6 m/s2
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