Mechanical Energy

The motion of the skateboard is an example of-?

• motion

• position

• mechanical energy

• rolling down the sidewalk

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Mechanical energy is when an object shows _________.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Observe the photo of the blender with food.  Chose the phrase that completes the sentence:

"The blender has mechanical energy when __________."

• It's turned off

• its turned on

• its filled with food

• its empty

Do raindrops have mechanical energy?  Explain why or why not.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The photo shows a boy on a scooter.  What is the source of mechanical energy for the scooter?

• the wheels

• the handlebar

• the breaks

• the boy

Tags

NGSS.MS-PS2-1

Why is sharpening a pencil an example of using mechanical energy?

How can you demonstrate mechanical energy using a toy car and a ramp?

• By allowing the toy car to roll down the ramp.

• By attaching a rocket to the toy car and launching it into the air

• By submerging the toy car in water and observing its movement

• By placing the toy car on the ramp and not allowing it to move

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

How does a seesaw demonstrate mechanical energy?

• It makes noise when it moves

• It is warmed by the sun

• It reflects the light of the sun

• It moves up and down

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Which of the following actions does not require mechanical energy to function?

• Sharpen a pencil.

• Riding a bike.

• Rotating a motor.

• Melting ice.

Tags

NGSS.MS-PS3-5

True or false. If there is mechanical energy being used, the position of the object changes.

• True

• False

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5