PE and KE

What is Energy?

• The ability to do work or cause a change.

• The ability not to do work or cause no change.

Tags

NGSS.MS-PS3-5

•Whenever work is done energy is __________ that object.

• transferred to

• moving away from

• cicle

• flow

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

What do YOU think the unit for energy is?

• Watt

• Kg

• mass

• Joules

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

Definition of KE is ______________

• the energy of static

• the energy of motion.

KE depends on 2 things............

• Mass and Velocity

• Mass and kg

• Speed and Velocity

Tags

NGSS.MS-PS3-1

What will happen with Kinetic Energy when mass increases

and when velocity increases?

• KE will stay the same

• KE will drop

• KE will increase

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The formula for KE is .............

• KE = ½ mv2

• KE = mv2

• KE = ½ mv

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

An object has kinetic energy because it is _______________.

• square

• round

• static

• in motion

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

GPE = ___________

• mmh

• mgh

• mGh

• MGH

Elastic Potential Energy: (EPE) is in_______________objects

• bended

• stretched / compressed

• hot

• long