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Motion (physics)
Test Description: Speed, velocity, momentum, acceleration
Instructions: Answer all questions to get your test result.
1) For every action there is an equal and __________reaction.
A
mass
B
same
C
unequal
D
opposite
2) The product of an object’s mass and velocity is its
A
velocity
B
net speed
C
momentum
D
force
3) 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
25 m/s2
C
25 kg*m/s
D
100 pounds
4) _________ is a push or pull.
A
A door
B
speed
C
momentum
D
force
5) The sum of all the forces acting on an object is called the _________________________.
A
net force
B
force of nature
C
unbalanced speed
D
net velocity
6) Calculate the distance in kilometers a bicycle rider would travel in 5 hours at a average of 12.0km/h to the southwest.
A
2.4 km
B
60 m/s2
C
60 km
D
2.4 m/s
7) Velocity is distance divided by the
A
speed of the object
B
mass of the object moving
C
time it takes to cover that distance
D
time it takes to gain mass
8) Which of the following is the formula for momentum?
A
v=d/t
B
a=v/t
C
p=mv
D
p=a-t
9) Calculate the momentum of a 6kg bowling ball moving at 10m/s down the lane.
A
60 kg*m/s down the alley
B
60 m/s2
C
6 kg*m/s down the alley
D
6 meters down the alley
10) Which of the following is the formula for acceleration?
A
a=change in velocity/time
B
a=distance/time
C
a= v + t
D
a=mv
11) 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 kg*m/s
B
6 m/s2
C
2 m/s2
D
12 m/s2
*select an answer for all questions
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