Unit 5 - Energy

Stored energy is called

• Kinetic energy
• Potential energy
• Thermal energy
• Chemical energy

Energy in motion is called

• Kinetic energy
• Potential energy
• Thermal energy
• Chemical energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Calculate the potential energy of a 5kg object sitting on a 1.5m ledge. (PE = Mass x Gravity x Height) Gravity = 9.8m/s2

• 7.5J

• 1.6J

• 74J

• 147J

An 8kg cat is running 2m/s. how much kinetic energy does it have? (KE = 0.5 x mass x velocity2)

• 16J
• 32J
• 64J
• 8J

Tags

NGSS.HS-PS3-1

Which one has more gravitational potential energy?

• An airplane in the air traveling at 300 mph
• An airplane at rest on the ground
• A car driving 60 mph on the ground
• A car at the top of a hill.

Tags

NGSS.MS-PS2-4

Work is a

• force x distance

• force / distance

• mass x distance

• mass / distance

The energy stored in gasoline is

• chemical energy
• electromagnetic energy
• mechanical energy
• nuclear energy

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-4

A light bulb is an example of where __________ energy is converted to ______________and ____________energies.

• light; electrical; mechanical

• electrical; light; heat

• mechanical; light; heat

• electrical; light; mechanical

Tags

NGSS.HS-PS3-3

Which of the following situations describes a transformation of kinetic energy to potential energy?

• a light bulb is lit by a battery

• a marshmallow is toasted in a camp fire

• a soccer player kicks a ball

• a roller coaster goes up an incline

Tags

NGSS.MS-PS3-4

Kelly uses kinetic energy from her body to lift a heavy box from the floor up onto a table. What type of energy does the box now have?

• electrical energy

• potential energy

• light energy

• kinetic energy

Tags

NGSS.MS-PS3-2