CUA 9 Corrections

Which answer choice best describes the energy of both IDENTICAL helicopters (same MASS) flying the SAME speed?

• Helicopter Y has greater kinetic energy than Helicopter Z

• Both helicopters have the same gravitational potential energy but different kinetic energy

• Both helicopters have the same kinetic energy but different gravitational potential energy

• Helicopter Z has more gravitational potential energy than Helicopter Y

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

You SNAP and CRUSH it and the bag has a chemical reaction making the bag now feel real warm. What type of transformation is this?

• Electrical to Thermal

• Chemical to Thermal

• Nuclear to Mechanical

• Mechanical to Light

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Which energy transfer occurs when lighting a match

• Chemical to Thermal

• Light to Chemical

• Electrical to Thermal

• Nuclear to Light

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What type of energy transformation occurs when plugging in a heating pad?

• Nuclear to Light

• Chemical to Thermal

• Mechanical to Light

• Electrical to Thermal

Tags

NGSS.MS-PS3-3

What type of energy transformation occurs when using an electric stove to boil water?

• Chemical to Thermal

• Electrical to Thermal

• Nuclear to Sound

• Sound to Light

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

The graph represents four runners in a race. Which line on the graph represents the runner who ran the entire race at a CONSTANT speed?

• A

• B

• C

• D

Processes occurring in a NUCLEAR power plant are described.

1. 1. Uranium rods radiate heat

2. 2. Water turns to steam as it passes over the rods

3. 3. Steam moves past TURBINES as it turns a generator

4. 4. As the generator turns, it produces electricity.

5. Which are the correct energy transformations in this nuclear power plant?

• Thermal to Nuclear to Mechanical to Electrical

• Nuclear to Thermal to Mechanical to Electrical

• Nuclear to Mechanical to Thermal to Electrical

• Nuclear to Mechanical to Thermal to Nuclear

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

Identify which kind of energy is for this observed activity:

Girl Swimming Laps

• Potential Energy

• Kinetic Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Identify which kind of energy is for this observed activity:

Boy on diving board

• Kinetic Energy

• Potential Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5

Identify which kind of energy is for this observed activity:

Girl hitting volleyball

• Potential Energy

• Kinetic Energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5