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Newtons' Laws of motion Flashcards | StudBud
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Newtons' Laws of motion
Newtons' Laws of motion
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Laws of motion #force #newton
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1
Calculate the acceleration if the particle has a mass of 1 kg.
2 m/s
0.2 m/s
0.2 m/s2
2 m/s2
2
If a 45N force is applied to a 3kg ball, how fast will it accelerate?
135 m/s2
42 m/s2
48 m/s2
15 m/s2
3
What do we call the downward force of gravity on an object's mass?
Inertia
Weight
Mass
Gravity
4
What unit do we measure forces in?
m/s
kg
m/s2
N
5
Which of Newton's Laws says an action force creates an equal and opposite reaction force?
4th Law
3rd Law
1st Law
2nd Law
6
In physics, what word describes a "push or pull" on an object?
Free Fall
Gravity
Friction
Force
7
Which of Newton's Laws says the force on an object is equal to its mass times acceleration?
1st Law
2nd Law
3rd Law
4th Law
8
Refer to picture.
continue to move with higher speed
stop immediatedly
continue to move with same speed
continue to move with lower speed
9
What is the net force acting on the red box?
2N Left
15N
8N
2N Right
10
What force always works to oppose motion between two surfaces?
Friction
Gravity
Normal
Inertia
11
If a 48,000 N force causes a vehicle to accelerate 2 m/s
2
, what is the mass of the vehicle?
96 kg
96,000 kg
24,000 kg
24 kg
12
Refer to picture.
stop immediatedly.
continue to move with a speed of 5m/s.
slow down gradually.
increase its speed gradually.
13
Which of Newton's Laws says objects in motion will continue in motion unless acted on by force?
2nd Law
3rd Law
1st Law
4th Law
