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WorksheetsForces and Newton's Laws
Total questions: 27
Worksheet time: 51mins
Name
Class
Date
1.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
2.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move in both directions.
3.
Which could be an example of an unbalanced force?
a)
A plate sitting on a dining table
b)
A ball at the top of a hill that is not moving
c)
Earth orbiting the Sun
d)
A baseball that has been thrown to home plate.
4.
You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?
a)
60 N right
b)
10 N left
c)
60 n right
d)
50 N left
5.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
6.
The sum of all forces acting on an object and direction
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
7.
(T or F?) A balanced force is only an object that is not moving.
a)
True
b)
False
8.
Are forces balanced or unbalanced when a marble rolls down a ramp?
a)
Balanced
b)
Unbalanced
9.
Which of Newton's Laws does this represent?
a)
1st
b)
2nd
c)
3rd
10.
What law is best described by inertia?
a)
1st
b)
2nd
c)
3rd
11.
a)
1st
b)
2nd
c)
3rd
12.
a)
1st
b)
2nd
c)
3rd
13.
a)
1st
b)
2nd
c)
3rd
14.
Object at rest stays at rest.
a)
1st
b)
2nd
c)
3rd
15.
F = MxA
a)
1st
b)
2nd
c)
3rd
16.
Action/Reaction
a)
1st
b)
2nd
c)
3rd
17.
Equal and Opposite
a)
1st
b)
2nd
c)
3rd
18.
Push or Pull
a)
Friction
b)
Inertia
c)
Force
d)
Gravity
19.
Football A has a greater mass than football B. Which football will have greater acceleration when both are thrown with the same force in the same direction?
a)
Football A
b)
Football B
c)
They will have the same acceleration
d)
Mass has no effect on acceleration
20.
What is the acceleration of an object traveling at a constant velocity?
a)
10 m/s2
b)
0 m/s2
c)
250 m/s2
d)
20 m/s2
21.
A 20 kg bike accelerates at 10 m/s2. what was the force
a)
200 kg/sec
b)
2 Newtons
c)
200 Newtons
d)
30 m/s/s
22.
If a 10 kilogram object had a force of 50 newton's applied to it, what would its acceleration be?
a)
15 m/s2
b)
5 m/s2
c)
.5 m/s2
d)
10 m/s2
23.
What is the force that keeps all the planets in orbit around the sun?
a)
gravity
b)
force
c)
speed
d)
unbalanced force
24.
If an object was accelerating at 10 m/s2, and a force of 10 newtons was required to accelerate it, what was the object's mass?
a)
1 kilogram
b)
1 Newton
c)
100 kilograms
d)
100 Newtons
25.
If a 10 kilogram object accelerates suddenly at 15 m/s2, how much force was applied to the object?
a)
150 Newtons
b)
15 Newtons
c)
150 kilograms
d)
100 kilograms
26.
Michael hit the golfball at an acceleration of 31 m/s2. The force he used was measured to be 15 N. What mass does the ball have?
a)
0.48 N
b)
48 kg
c)
48 N
d)
0.48 kg
27.
Why is the net force 0 in the image?
a)
Because the elephants are the same size
b)
Because they are both pulling the same amount of force in opposite directions
c)
Because they are elephants
d)
Because they are pulling away from each other.
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