Chapter 12 Exam

Select all that apply. How do forces affect the motion of an object?

• Speed
• Direction
• Time
• Movement

What is a force?

• A push or a pull that acts on an object.
• A movement that accelerates at any rate.
• A rate that speeds pass any object.
• All of the above

What is the formula for 1 Newton?

• 1 kg / S
• M X s/^2
• 1 kg X m/s^2
• None of the above

True or False: The net force is the overall force acting on an object after all the forces combined.

• True
• False

Forces in the same direction do what?

• Substract together
• Add together
• Do nothing
• None of the above

Forces in the opposite direction do what?

• subtract from one another
• add together
• Equal one another
• None of the above

What is a balanced force?

• Forces that combine to produce a net force of zero.
• A force that results when the net force acting on an object is not equal to zero.
• Both a and b
• None of the above

What is an unbalanced force?

• Forces that combine to produce a net force of zero.
• A force that results when the net force acting on an object is not equal to zero.
• Both a and b
• None of the above

What are the four main types of friction?

• Static Friction
• Sliding Friction
• Rolling Friction
• Fluid Friction

The friction force that acts on objects that are not moving.

• Static friction
• Sliding friction
• Rolling friction
• Fluid friction