PMA Review Day 2: Forces

PMA Review Day 2: Forces

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Multiple Choice

What is the unit for FORCE? 

• N (Newtons)

• lbs (pounds)

• g (grams)

• m/s (meters per second)

Multiple Choice

The force between the phone and the mount is a

• contact force

• non-contact force

Multiple Choice

The three examples pictured are of

• Non-contact Forces

• Contact Forces

Multiple Choice

A non-contact force is between

• two objects that aren't touching

• two objects that are touching

• the ground and wheels

• you and me

Multiple Choice

A contact force is from

• objects physically touching

• far apart objects

• not touching object

• always a pull

Multiple Select

Which are types of contact forces?

• gravity

• friction

• applied force

• elastic force

Multiple Choice

What type of force requires objects to TOUCH?

• contact force

• noncontact force

• potential energy

• kinetic energy

Multiple Choice

What is happening in the picture?

• gravity

• repulsion

• pushing

• attraction

Multiple Choice

This is an example of what kind on non contact force?

• Gravity

• Electricity

• Magnetism

• None of the above

Multiple Choice

This is an example of what kind on non contact force?

• Gravity

• Electricity

• Magnetism

• None of the above

Multiple Choice

This is an example of what kind on non contact force?

• Gravity

• Electricity

• Magnetism

• None of the above

Multiple Choice

What is gravity?

• Energy as an accumulation of charge or dynamically as a current.

• Motion of electric charge, resulting in attractive and repulsive forces between objects

• The force of attraction between all things with mass

• The resistance that one surface or object encounters when moving over another

Multiple Select

Which of the following are noncontact forces? (Choose all that apply)

• Gravity

• Friction

• Magnetism

• Electricity

Multiple Choice

Two factors effecting the magnitude of the force of gravity between 2 objects are...

• Mass and Distance 

• Mass and Matter

• Distance and Weight 

• Weight and Mass

Multiple Choice

Friction would be an example of ...

• gravity.

• magnetism.

• contact force.

• non contact force.

Multiple Choice

Any push or pull is called...

• gravity.

• magnetism.

• a force.

• acceleration.

Multiple Choice

What is the net force?

• 5 N

• 45 N to the left

• 5 N to the right

• 45 N to the right

Multiple Choice

Which one is balanced?

• top

• bottom

• both

Multiple Choice

Is it BALANCED? 

• Yes

• No

Multiple Choice

What is the FORCE? 

• 5 N

• 10 N

• 400 N

• 0 N

Multiple Choice

If there are two forces going in the SAME direction, you would ...?

• (-) Subtract the forces
• (+) Add the forces
• Neither
• (x) Multiply

Multiple Choice

Forces that have a force of Zero (0).

• Balanced force

• Unbalanced force

Multiple Choice

If the net force is 0 the object will ... 

• CHANGES motion

• STAY the SAME, NOT Move

Multiple Choice

This is an example of what kind of force?

• Balanced Force

• Pushing Force

• Gravity Force

• Unbalanced Force

Multiple Choice

What is the net force?

• 17 N Right

• 3 N Right

• 3 N Left

• 17 N Left

Multiple Choice

Which of the graphs shows that one of runners started 10 yards further ahead of the

other?

Multiple Choice

In which of the following graphs below are both runners moving at the same speed?

Multiple Choice

Match the description to the graph:

"The car is stopped."

Multiple Choice

Match the description to the graph:

"The car is traveling at a constant speed."