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WorksheetsLong Quiz Force
Total questions: 35
Worksheet time: 57mins
A force is a _____
push
pull
Both push and pull
Object
When we throw anything in air it always falls down because of _____
Friction
Gravity
Solid
motion
In what condition the magnetic poles attract each other?
South-South
North-North
North-South
All of the above
A beetle crawls 2 cm/minute for ten minutes. How far did it crawl?
8 centimeters
5 centimeters
2 centimeters
20 centimeters
What is the net force on the box shown here?
10 N to the left
10 N to the right
60 N to the left
50 N to the right
Which force always pulls downward on objects?
Support force
Friction force
Gravity
Air resistance
Describe the motion of a person not wearing a seat belt if the car stops suddenly.
The person and car will stop together.
The person will stop faster than the car because they are lighter.
The car will stop and the person will keep moving forward because of inertia.
The car will stop and the person will speed up.
What forces are acting on a dropped book that falls to the floor?
Gravity only
Gravity and air resistance
Air resistance
Friction only
A falling object is pulled down by the earth. The earth is pulled up toward the object. Why doesn’t the earth move?
Only the earth has gravity.
The Earth has a very large mass and a small acceleration.
The Earth has a very small mass and a large acceleration.
Air resistance gets in the way.
A duck flies 60 meters in 10 seconds. What is the duck’s speed?
600 m/s
50 m/s
6 m/s
70 m/s
What unit do scientists use to measure force?
Newton
Grams
Meters
Meter per second per second
The moon has a smaller mass than the Earth. If you were able to travel to the moon your weight would...
Increase
Decrease
Stay the same
Vary with day and night
A push/pull exerted on an object is called
Force
Momentum
Speed
Net force
Are the forces balanced or unbalanced?
Balanced
Unbalanced
Forces have both ________ and direction.
Magnitude
Speed
Gravity
Height
A Newton is a unit of ______.
Acceleration
Inertia
Force
Velocity
Newton's First Law: An object in motion will stay in motion and an object at rest will stay at (a) unless acted on by an outside force.
How much force is needed to accelerate a 3kg skateboard at 5m/s2.
8 N
1.6 N
0.6 N
15 N
How much force is needed to accelerate a 25kg bowling ball at 2m/s2.
50 N
5 N
12.5 N
100 N
If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?
1 m
2 m/s^2
4 m/s^2
1m/s^2
Newton's law of motion describes the relationship of force, mass, and acceleration. Write the equation.
m=F*a
F=m*a
a= F/m
All of the above
What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
100 m/s^2
0.1 m/s^2
10 m/s^2
25 m/s^2
A 50 kg skater pushed by a friend accelerates 5 m/sec2. How much force did the friend apply?
45 N
15 N
10 N
250 N
A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?
100 kg
0.02 kg
50 kg
5 kg
What is the unit for FORCE?
N
kg
m/s^2
Acceleration is measured in
N
kg
m/s^2
m/s
What is the force of an object with a mass of 30 kg and an acceleration of 10 m/s2?
300 N
30N
20 N
40 N
Calculate the acceleration of a 150 kg object that is moved with a force of 300N.
2 m/s^2
150 m/s^2
0.5 m/s^2
450 m/s^2
What is the mass of an object that is accelerating 60 m/s2 when a force of 3000N is exerted?
5 kg
3060 kg
50 kg
180,000 kg
What net force is required to accelerate a car at a rate of 2 m/s2 if the car has a mass of 3,000 kg?
1500 N
6,000 N
3002 N
2998 N
A10 kg bowling ball would require what force to accelerate down an alleyway at a rate of 3 m/s2?
13 N
3.33 N
30 N
7 N
What is the unit for mass?
kg
N
m/s^2
An object with a mass of 10 kg is accelerated upward at 2 m/s2. What force is required? (a) Newtons
How much force is required to accelerate a 1,800 kg truck at 3 m/s2? (a) Newtons
