Quiz about Force and Motion Test

Question 1

What happens to the position of an object as an unbalanced force acts on it?

Accepted Answer

It causes movement

Answer

It causes no reaction

Answer

It causes gravity

Question 2

Which runner ran at a constant speed?

Accepted Answer

Runner C

Answer

Runner A

Answer

Runner B

Question 3

What will be the effect on the boy in the picture if the driver stops quickly?

Accepted Answer

He will move forward pressing against the seatbelt.

Answer

Because of inertia he will remain in the same position

Answer

He will be pushed back into the car seat.

Answer

He will move from one side of the car seat to the other.

Question 4

The picture represents the effect of tension on the earth's crust. Faults and rift valleys are the result of movement in the crust. What type of force causes these movements in the plates?

Accepted Answer

Unbalanced forces

Answer

Balanced forces

Answer

Inertia

Answer

Friction

Question 5

When you apply a force to the wheel of a bicycle the axle will turn ____________ than the wheel.

Accepted Answer

faster

Answer

slower

Answer

the same

Question 6

A __________ is a rope (pulled over a wheel) that makes work easier by changing the direction of force or increasing the applied force.

Accepted Answer

Pulley

Answer

Lever

Answer

Wedge

Question 7

What is the difference between the velocity and the speed of an object?

Accepted Answer

Velocity has a direction associated with it, while speed has no specific direction.

Answer

Velocity is the change in distance over time, while speed is the change in velocity over time.

Answer

Velocity has no direction associated with it, which speed as a specific direction.

Answer

Velocity is the change in speed over time, while speed is the change in distance over time.

Force and Motion Test

25 questions

What happens to the speed of an object as an unbalanced force acts on it? Give an example.

The speed of the object will either increase or decrease

What happens to the position of an object as an unbalanced force acts on it?

Match the following vocabulary word with the definition.

Which runner accelerated the fastest at the start of the race?

Which runner ran at a constant speed?

To find the net force of two objects moving at the same direction you would ____________ their forces.

An object at rest or moving at a constant speed and in a constant direction is being acted on by _______________ force(s).

Match the SI unit with what is being measured

Calculate the Net Force. Make sure to use correct SI units.

Calculate the net force below. Indicate if it is a balanced or unbalanced force.

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