Forms of Energy Review

A car driving down the road.

• Kinetic Energy

• Potential energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

A basketball player slam dunking a basketball.

• Kinetic Energy

• Potential energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The chemical bonds inside a battery.

• Kinetic Energy

• Potential energy

Tags

NGSS.HS-PS1-4

The movement of the waves in the ocean.

• Kinetic Energy

• Potential energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS4-1

Sitting at the edge of a cliff.

• Kinetic Energy

• Potential energy

Tags

NGSS.MS-PS3-2

What is the KE of this unknown object?

Mass=4 kg

Speed = 40 m/s

Formula= 1/2ms²

• 3,200 J

• 32,000 kg

• 160 J

• 320 J

Tags

NGSS.MS-PS3-1

A boulder with a mass of 20 kg is sitting at the top of a hill that is 20 m high. What is the boulders potential energy?

PE=mgh

gravity on earth is 9.8 m/s²

• 400 J

• 49. 8 J

• 3,920 J

• 392 J

Tags

NGSS.MS-PS3-2

A large object has a KE of 1000J and the PE of 450J. What is this objects mechanical energy?

ME= KE + PE

• 1,450,000J

• 145,000J

• 45,000J

• 1,450J

The ability to do work or cause change is called

• velocity

• energy

• transfer

• friction

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

Energy is measured in units called

• joules

• pounds

• meters

• horsepower