Chapter 2 Review - Physics

Another word for stretching force?

Units of force are measured in?

What is a vector?

• an arrow that represents the direction of a quantity.

• an arrow that represents the magnitude and direction of a quantity.

• an arrow that represents the magnitude of a quantity.

Time is a _______ quantity.

______ is a state wherein no physical change occurs.

Whenever the net force on an object is ____ the object is in mechanical equilibrium—this is known as the equilibrium rule.

• Greater than

• Less than

• Equal to

• Zero

Which phrase best describes support force?

• The downwards force that balances the weight of an object on a surface.

• The upward force that balances the weight of an object on in the surface.

• The upward force that balances the weight of an object on a surface

A support force is often called?

If the desk moves steadily at constant speed, without change in its motion, it is in an __________ ?

The sum of two or more vectors is called their _________.

• Resultant

• Force of gravity

• Downwards force