Quiz about Newton's Laws

Question 1

What law is best described by inertia?

Accepted Answer

1st

Answer

2nd

Answer

3rd

Question 2

A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them.

Accepted Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Answer

Newton's 3rd Law

Question 3

Rockets are launched into space using jet propulsion where exhaust accelerates out from the rocket and the rocket accelerates in an opposite direction.

Accepted Answer

The Law of Conservation of Momentum

Answer

The Law of Inertia

Answer

The Law of Acceleration

Question 4

A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

Accepted Answer

The Law of Inertia

Answer

The Law of Acceleration

Answer

The Law of Conservation of Momentum

Question 5

Pushing a child on a swing is easier than pushing an adult on the same swing, because the adult has more mass and requires more force to accelerate.

Accepted Answer

Newton's 2nd Law

Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Question 6

A soccer ball accelerates more than a bowling ball when thrown with the same force.

Accepted Answer

Law of Acceleration

Answer

Law of Inertia

Answer

Law of Conservation of Momentum

Question 7

When two equal forces act in opposite directions on an object, they are called ______________________.

Accepted Answer

balanced force

Answer

frictional force

Answer

centripetal force

Answer

gravitational force

Question 8

When an unbalanced force acts on an object, the force ______________________.

Accepted Answer

changes the motion of the object

Answer

is cancelled by another force

Answer

does not change the motion of an object

Answer

is equal to the weight of the object

Question 9

The resistance of an object to any change in its motion is called ______________________.

Accepted Answer

inertia

Answer

friction

Answer

gravity

Answer

weight

Question 10

The picture is an example of Newton's...

Accepted Answer

2nd Law

Answer

1st Law

Answer

3rd Law

Question 11

The picture is an example of Newton's...

Accepted Answer

2nd Law

Answer

1st Law

Answer

3rd Law

Question 12

Acceleration is due to a force put on an objects mass.

Accepted Answer

2nd Law

Answer

1st Law

Answer

3rd Law

Question 13

Force = Mass x Acceleration

Accepted Answer

Newton's 2nd Law

Answer

Newton's 1st Law

Answer

Newton's 3rd Law

Answer

Newton's 4th Law

Question 14

"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."

Accepted Answer

Newton's 1st Law

Answer

Newton's 2nd Law

Answer

Newton's 3rd Law

Answer

Newton's 4th Law

Question 15

Any push or pull on an object.

Accepted Answer

force

Answer

velocity

Answer

inertia

Answer

momentum

Question 16

The force that opposes motion between two surfaces in contact with each other.

Accepted Answer

friction

Answer

inertia

Answer

momentum

Answer

gravity

Question 17

The force of attraction between all matter.

Accepted Answer

gravity

Answer

inertia

Answer

friction

Answer

net force

Question 18

A Newton is a unit of...

Accepted Answer

force

Answer

inertia

Answer

acceleration

Answer

velocity

Question 19

When all the forces on an object are equal and opposite, & the net force is zero, that's...

Accepted Answer

balanced forces

Answer

unbalanced forces

Answer

terminal velocity

Answer

reaction forces

Question 20

The combination of all the forces acting on an object is the...

Accepted Answer

net force

Answer

action force

Answer

reaction force

Answer

balance force

Question 21

A cannonball with a mass of 0.5 kg is flying at an acceleration of 10 m/sec/sec. What is it's force?

Accepted Answer

5 Newtons

Answer

50 Newtons

Answer

20 Newtons

Answer

9.5 Newtons

Question 22

Gravity is increased with...

Accepted Answer

greater mass & shorter distance

Answer

greater mass & farther distance

Answer

lower mass & shorter distance

Answer

lower mass & farther distance

Question 23

A stationary bumper car is set in motion by the outside force of another bumper car colliding with it.

Accepted Answer

Newton's
1st
Law of Motion

Answer

Newton's
2nd
Law of Motion

Answer

Newton's
3rd
Law of Motion

Question 24

what is inertia??

Accepted Answer

the tendency of an object to continue doing what it is doing

Answer

the mass of an object

Answer

the opposing force of gravity

Answer

another name for unbalanced forces

Question 25

Which of the following is defined as a push or a pull?

Accepted Answer

force

Answer

mass

Answer

deceleration

Answer

acceleration

Question 26

True or False: Your weight would be the same on the Moon as it is on the Earth.

Accepted Answer

false

Answer

true

Answer

none

Question 27

A small child has a wagon with a mass of 10 kilograms. The child pulls on the wagon with a force of 2 newtons.What is the acceleration of the wagon?

Accepted Answer

0.2 m/s2

Answer

0.1 m/s2

Answer

2 m/s2

Answer

1 m/s2

Question 28

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?

Accepted Answer

60 N right

Answer

10 N left

Answer

60 n right

Answer

50 N left

Question 29

What is the net force?

Accepted Answer

3 N Right

Answer

17 N Right

Answer

3 N Left

Answer

17 N Left

Question 30

Two cars with different masses travel at the same speed down a hill toward a stop sign. What will happen when both cars apply breaks at the same time to stop.

Accepted Answer

The car with the smaller mass will require less force to stop than the car with the larger mass

Answer

The car with the larger mass will require less force to stop than the car with the smaller mass

Answer

The car with the smaller mass will take longer to stop than the car with the larger mass

Answer

The car with the larger mass will have less inertia than the car with the smaller mass

Question 31

Look at this scenario, which law does this represent?

Accepted Answer

Law of Inertia

Answer

Law of Force and Acceleration

Answer

Law of Action-Reaction

Question 32

How much force is needed to accelerate a 25kg bowling ball at 2m/s².

Accepted Answer

50N

Answer

5N

Answer

12.5N

Answer

100N

Question 33

If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?

Accepted Answer

1 m/s2

Answer

1 m

Answer

2 m/s2

Answer

4m/s2

Question 34

Newton's 3rd law is:

Accepted Answer

Every action has an equal and opposite reaction

Answer

Every action has an action

Answer

F=ma

Answer

Every action has 2 reactions

Question 35

What is Newtons 3rd law

Accepted Answer

For every action there is an equal and opposite reaction

Answer

Gravity

Answer

The length that something can go

Answer

How an object moves

Question 36

What is an example of Newton's 3rd law

Accepted Answer

A rocket taking off

Answer

A rainbow in the sky

Answer

A kid going to bed

Answer

A ball in the air

Question 37

Why will a skateboarder move backward if she pushes on a sturdy wall?

Accepted Answer

The wall pushes back with an equal amount of force.

Answer

There is very little friction with the ground.

Answer

She wouldn't move back.

Answer

The wall has a large inertia.

Question 38

When two objects collide, momentum is

Accepted Answer

transferred.

Answer

lost.

Answer

increased.

Answer

decreased.

Question 39

Which of the following paraphrases Newton's 3rd Law of Motion?

Accepted Answer

When an action force is exerted on another object, that object exerts an equal and opposite reaction force onto the first object.

Answer

Net force equals mass times acceleration

Answer

Objects in motion tend to stay in motion unless acted on by an unbalanced force.

Answer

Momentum is neither lost nor gained after a collision.

Question 40

Which activity would BEST demonstrate the Law of Action/Reaction?

Accepted Answer

A rocket launching to space.

Answer

A car traveling down the road.

Answer

A soccer ball sitting on the ground.

Answer

A lady pushing a grocery cart.

Question 41

What is the name of Newton's 3rd Law of Motion?

Accepted Answer

Law of Action / Reaction

Answer

Law of Force and Acceleration

Answer

Law of Inertia

Question 42

A jellyfish swims through the water by pulling in water and then pushing the water back out in the opposite direction. This is an example of which law of motion?

Accepted Answer

3rd Law

Answer

1st Law

Answer

2nd Law

Question 43

Ted is playing with a yoyo outside. When he pushes the yoyo downward it returns back to him with the same force. Which law is this an example of?

Accepted Answer

3rd Law

Answer

1st Law

Answer

2nd Law

Newton's Laws

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