Force Review

The tendency of an object to stay in motion or at rest is called 

• velocity
• acceleration
• speed
• inertia

What is force?

• A force is a push or a pull upon an object resulting from the object's interaction with another object.
• The rate at which an object changes its velocity. 
• It is the amount of space between two points.
• It is Superman's power

If an object is stationary (not moving) the forces acting upon it are _____________

• unbalanced
• weak
• balanced
• Hulk Smash!

Why does a rolling ball stop?

• Gravity
• Friction
• Waterfalls
• Sand

This is an example of what kind of force?

• Balanced Force
• Pushing Force
• Gravity Force
• Unbalanced Force

What is the net force (direction and magnitude) on this object?

• 4N

• Left

• Right

• 0N

• No direction since the forces are balanced

What is the net force (direction and magnitude) acting on the box?

• 30N, right

• 30N, left

• 5N, left

• 25N, left

What is the net force (direction and magnitude) acting on the box?

• 100N, left

• 90N, right

• 100N, right

• 140N, right

Looking at all four boxes, which box is experiencing a net force of 0N?

• A

• B

• C

• D

Looking at the boxes, which box is experiencing a net force of 3N, down?

• A

• B

• C

• D