Forces and Energy Review

What do you call the ability to do work?

• motion

• energy

• force

• momentum

Tags

NGSS.MS-PS3-5

What type of energy does a roller coaster car at the top of a hill have?

• kinetic energy

• energy of motion

• heat energy

• potential energy

Tags

NGSS.MS-PS3-2

The amount of kinetic energy an object has is related to its _______ & _______ .

• mass & speed

• heat & sound

• height & size

• name & looks

Tags

NGSS.MS-PS3-1

Which is an example of unbalanced forces? (CHOOSE ALL THAT APPLY)

• a skateboarder suddenly stopping

• two teams playing tug of war, the rope does NOT move

• a person pushing a wall

• an elevator on its way to the top floor

Tags

NGSS.MS-PS2-2

Which is an example of balanced forces? (CHOOSE ALL THAT APPLY)

• a skateboarder suddenly stopping

• two teams playing tug of war, the rope does NOT move

• a person pushing a wall

• an elevator on its way to the top floor

The more friction between colliding objects, the ________ heat is produced.

• less

• slightest

• worst

• more

Which force might help you slow down while riding your bicycle?

• inertia

• balanced forces

• newton

• friction

Tags

NGSS.MS-PS3-1

Which are examples of kinetic energy being transferred between two objects? (CHOOSE ALL THAT APPLY)

• a hammer colliding with a nail

• a kite flying in the air

• a car colliding with another car

• a bowling ball colliding with pins

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5

An example of force applied in the direction of motion ................... .

• opening a door

• applying brakes suddenly to moving car

• a batsman hitting a cricket ball

• drawing water from a well

Tags

NGSS.MS-PS2-2

Which of the following is the example of Kinetic energy ?

• A boy is sleeping

• A fan is off

• A car is moving

• A girl watching television

Tags

NGSS.MS-PS3-1