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Force
Force
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Answers
1
Which of Newton's laws covers the concept of seat belts?
1st
4th
3rd
2nd
2
What force always works to oppose motion between two surfaces?
Inertia
Normal
Gravity
Friction
3
Inertia is the tendency of all objects to resist any change in motion.
True
False
4
Whichof Newton's Laws says the force on an object is equal to its mass times acceleration?
1st
3rd
4th
2nd
5
What do we call the force that causes objects to travel in a circle?
unbalanced force
balanced force
centripetal force
normal force
6
What do we call the downward force of gravity on an object's mass?
Weight
Mass
Inertia
Gravity
7
What is the net force?
0N
5N right
0N right
10N right
8
What is the net force?
200N
0N
400N
9
Which equation can you use to find the force?
Mass
F = M+A
F= M X A
S = D/T
10
What unit do we measure forces in?
m/s2
N
kg
m/s
11
Whichof Newton's Laws says objects in motion will continue in motion unless acted on by force?
4th
2nd
1st
3rd
12
What is the net force acting in this game of tug of war?
100N left
200N left
0N
100N right
13
In physics, what word describes a "push or pull" on an object?
Gravity
Free fall
Force
Friction
14
If the forces are balanced on an airplane, the motion will
change speed and direction
stay at a constant velocity
change direction
change speed
15
Which of Newton's laws says an action force creates and equal and opposite reaction force?
4th
2nd
1st
3rd
