9th Grade Physics Review

A force acting on an object can cause...

• a change in taste

• a change in color

• a change in shape and motion

• a change in volume only

The tool used to measure force is...

• stopwatch

• barometer

• scale

• dynamometer

The SI unit of force is...

• kilogram

• meter

• Newton

• joule

A force that acts perpendicular to a surface is called...

• normal force

• pushing force

• friction force

• centripetal force

Pressure increases when...

• small force and large surface area

• large force and large surface area

• large force and small surface area

• small force and small surface area

An object with a large mass will produce greater pressure when...

• the surface area is large

• the surface area is small

• regardless of surface area

• not moving

The SI unit of pressure is...

• Newton

• Pascal

• Watt

• Joule

Which of the following is a liquid?

• air

• ice

• cooking oil

• steam

Gas has the property of...

• fixed shape and volume

• fixed shape, variable volume

• variable shape and volume

• only fixed shape

Air is a...

• solid

• liquid

• plasma

• gas