Mechanical Energy (In class and Virtual)

Mechanical Energy

​Mechanical Energy

• ​Produced by something or someone in motion

• ​Think of a man on a bike...

Multiple Select

Which one describes something with mechanical energy?

• A pen that is perfectly still in the middle of a desk where it can't fall

• A dog running across the street

• A butterfly flying in the wind

• A car zooming down the parking lot

Multiple Choice

Mechanical Energy describes things in...

• the sky

• the cold

• Space

• Motion

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What if I told you things that are still​ and not moving have mechanical energy?

Mechanical Energy is the combination of Potential Energy and Kinetic Energy​

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Potential Energy

• ​Potential energy is the stored energy an object has because of its position or state.

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• ​Think of the apple just before it falls ​

​Potential Energy turns into Kinetic Energy

​Potential Energy

​Think of a book just about to fall off a shelf

​Potential Energy

A car parked on hill

​Potential Energy

A child on top of a slide

​Potential Energy

An arrow in a stretched bow

Multiple Choice

Potential energy is ______ until it is released.

• freed

• stored

• let go

• leake

Open Ended

Name 2 things that have potential energy

​Kinetic Energy

• ​Kinetic energy is the energy an object has because it is in motion.

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• ​Think of the apple as it in falling through the air

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​Potential Energy turns into Kinetic Energy

Kinetic Energy

A flying dog

​Kinetic Energy

​Falling rocks

​Kinetic Energy

​A running person

​Kinetic Energy

​Homer and the Wrecking ball swinging in the wind

Multiple Choice

Kinetic Energy describes things in...

• the sky

• the cold

• Space

• Motion

Open Ended

Name two things that have Kinetic Energy