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WorksheetsNewton's Laws of Motion
Total questions: 23
Worksheet time: 43mins
Name
Class
Date
1.
Which statement best explains Newton's Third Law of Motion?
a)
An object at rest tends to stay at rest.
b)
For every action there is an equal and opposite reaction.
c)
The acceleration of an object is based on the force applied.
d)
An object continues its motion until an unbalanced force is applied.
2.
Two objects are connected by a rope over a pulley. According to Newton's Second Law of Motion, the masses will start to move if the
a)
acceleration of object 1 is greater than acceleration of object 2
b)
acceleration of object 2 is greater than acceleration of object 1
c)
mass of object 1 is greater than the mass of object 2
d)
mass object 2 is greater than the mass of object 1
3.
Which is the best example of Newton's First Law of Motion?
a)
a basketball thrown in the air falls to the ground
b)
a soccer ball remains motionless until it is kicked by a player
c)
a baseball player swings at an approaching ball
d)
an ice skater pushes back from a wall and moves backwards
4.
An object is resting motionless on a surface. According to Newton's 1st Law, the object will only start to move if
a)
the net forces on the object equal zero
b)
an unbalanced force is applied to the object
c)
the upward force of the object is equal to its acceleration
d)
two forces that are equal and opposite are applied to the object
5.
Which example best explains Newton's Third Law of Motion?
a)
When a glass slid across a table, it spilled water when it stopped suddenly.
b)
An engine used less work to move a lighter car than when it moved a heavier car.
c)
When you sit on a chair, your body exerts a downward force on the surface of the chair, while the chair exerts an equal and upward force on your body.
6.
A truck that is travelling at a constant speed is carrying some boxes. If the truck comes to a sudden stop, what will most likely happen to the boxes?
a)
They will stay in the middle of the truck.
b)
They will slide toward the front of the truck.
c)
They will slide toward the back of the truck.
d)
They will fall off the side of the truck.
7.
Object X has twice the mass of Object Y. Both objects are accelerating at the same rate. Which statement best describes the motions of Object X and Object Y.
a)
Object X is travelling at twice the speed as Object Y.
b)
Object X is travelling at half the speed as Object Y.
c)
Object X requires twice the force to accelerate at the same rate as Object Y.
d)
Object X requires half the force to accelerate at the same rate as Object Y.
8.
A person steps out of the boat and onto the dock. As the person moves forward onto the dock, the boat moves backward. Which statement best describes the backward motion of the boat as the person steps forward?
a)
For every action there is an equal and opposite reaction.
b)
Every mass exerts a force on every other mass.
c)
An object at rest tends to stay at rest.
d)
Friction opposes the motion of an object.
9.
If Brandon wants the baseball to go far, he must use _________ force when he swings the bat.
a)
no
b)
equal
c)
less
d)
more
10.
There is a natural tendency of objects to ________ . All objects resist changes in their motion.
a)
keep doing what they are doing
b)
love to stop what they're doing and change
c)
accelerate slowly
d)
to do what they are told
11.
What is Newton's Second Law of Motion?
a)
F = m x a
b)
Action/Reaction
c)
Object in motion will stay in motion, object at rest will stay at rest
d)
Velocity
12.
According to Newton's Second Law, if you increase the force applied to an object:
a)
It accelerates more
b)
It doesn't move
c)
You get more inertia
d)
It decelerates
13.
What Newton's law does this picture represent?
a)
Newton's 2nd law
b)
Newton's 1st law
c)
Newton's 3rd law
d)
Newton's 5th law
14.
Which has more inertia--
a)
Truck
b)
Cat
c)
Ant
d)
Skateboard
15.
1000 kg is the -----
a)
Force
b)
Mass
c)
Acceleration
d)
Weight
16.
20 N is the ----
a)
Mass
b)
Force
c)
Acceleration
d)
Weight
17.
45 meters per second squared is the--
a)
Acceleration
b)
Mass
c)
Weight
d)
Force
18.
Which law best explains why the coin sitting on top of the ring falls directly into the jar below because it wants to remain at rest?
a)
Newton's Law of Inertia
b)
Newton's Law of F=ma
c)
Newton's Law of Force Pairs
d)
Newton's Law of Science
19.
Which one of Newton’s Laws of Motion best explains why the dishes do not move when the table cloth is removed?
a)
Newton's Law of Inertia
b)
Newton's Law of F=ma
c)
Newton's Law of Force Pairs
d)
Newton's Law of Biology
20.
Calculate the acceleration of the tire in the diagram.
a)
5.3 m/s2
b)
0.2 m/s2
c)
12.0 m/s2
d)
9.8 m/s2
21.
A man hits a 0.2 kg golf ball causing it to accelerate at rate of 20 m/s2. Calculate the force used on the golf ball.
a)
4 N
b)
100 N
c)
0.01 N
d)
20.2 N
22.
A force of 560 N is needed to produce an acceleration of 20 m/s2. What is the mass of the accelerated body?
a)
28 kg
b)
11200 kg
c)
0.04 kg
d)
580 kg
23.
A 20 kg bike accelerates at 10 m/s2. what was the force?
a)
25 Newtons
b)
20 Newtons
c)
200 Newtons
d)
10 Newtons
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