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Newton's Three Laws Review
Test Description: This review covers Newton's three laws of motion
Instructions: Answer all questions to get your test result.
1) A cart is uniformly accelerating from rest. The net force acting on the cart is
A
decreasing
B
zero
C
constant
D
increasing
2) A baseball bat slows down when it hits a ball.
A
False
B
True
3) Find the weight of a 30kg object on the moon where the acceleration of gravity is 1.622 m/s^2 . (Round to the nearest whole number)
A
162 N
B
300 N
C
67 N
D
49 N
4) Mass is the measure of the size of an object
A
False
B
True
5) If two vectors sum to zero, it means they must be equal in magnitude and direction.
A
True
B
False
6) If the mass of a ball is 20 kg and it accelerates 5 m/s^2, Find the force applied to it .
A
100
B
50
C
200
D
70
7) We can go around a curve in the absence of force.
A
True
B
False
8) A bicycle and a car will experience an equal acceleration on having a head on collision.
A
True
B
False
9) An object that has more mass than another object and is experiencing the same net force, will accelerate
A
Less
B
More
C
The Same
10) Which of these forces is a non-contact force?
A
Gravity
B
Torque
C
Tension
D
Friction
11) The tendency of an object to resist change in its motion is called
A
friction
B
inertia
C
gravity
D
momentum
12) Without an unbalanced force acting on it, a moving object will
A
keep going with constant speed in the same direction
B
move with slower speed
C
move faster with speed
D
stop moving
*select an answer for all questions
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