Mechanical Energy Practice

What is energy?

• moving energy

• stored energy

• renewable energy

• The ability to do work.

What is potential energy?

• moving energy

• stored energy

• renewable energy

• non renewable energy

Tags

NGSS.MS-PS3-2

What is kinetic energy?

• moving energy

• potential energy

• stored energy

• renewable energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

A force is a −

• push.
• pull.
• magnet.
• push or pull.

To make things move, you need a −

• force.
• strong magnet.
• metal object.
• helper.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What has to be true about an object for it to have kinetic energy?

• it must be moving

• it must be elevated

• it must be experiencing a net force

• it must be accelerating

Tags

NGSS.MS-PS3-1

Does your desk have kinetic energy right now? Explain and justify your answer.

• yes because it is sliding across the room right now

• no because it is not moving

• yes because it has someone sitting in it

• no because it is here on earth

Tags

NGSS.MS-PS3-1

What is potential energy?

• the energy an object has due to its position or condition
• the energy an object has due to its motions
• the energy an object has due to its chemical composition
• theh energy an object has due to its atomic structure

Tags

NGSS.MS-PS3-2

When does an object have no kinetic energy?

• when it is at rest
• when it is moving very slowly
• when the only force that is acting on it is gravity
• when it has no electrical charge

Tags

NGSS.MS-PS3-1

A slingshot that has been pulled back, but has not been let go.

• Kinetic

• Potential

Tags

NGSS.MS-PS3-2