Review for Energy Test - Preston 2025

Multiple Choice

A student drops a super bouncy ball from their hand.

Which point has the greatest kinetic energy?

• A

• B

• C

• D

Multiple Choice

A student drops a super bouncy ball from their hand.

Which point has the greatest potential energy?

• A

• B

• C

• D

Multiple Choice

Explain how the Law of Conservation of Energy applies to a roller coaster ride.

• The energy is lost as the roller coaster moves

• The potential energy at the top is converted to kinetic energy as it descends

• The energy is created as the roller coaster speeds up

• The energy is destroyed when the roller coaster stops

Multiple Choice

What happens to the motion of molecules in water as it is heated?

• They move slower

• They move faster

• They stop moving

• They move in circles

Multiple Choice

Rank the following samples from greatest kinetic energy of the molecules to least kinetic energy of the molecules:

• A > B > C > D
• B > A > C > D
• B > A > D > C
• D > C > B > A

Multiple Choice

The phase change from water vapor to liquid water is known as...

• evaporation
• precipitation
• condensation
• sublimation

Multiple Choice

Between which two points is the solid cooling?

• A <---- B

• B <----> C

• C <---- D

• D <----> E

• E <---- F

Multiple Choice

Between which two points is the gas heating up?

• A ----> B

• B <---- C

• C ----> D

• D ----> E

• E ----> F

Multiple Choice

What energy transformations take place when a battery-operated radio is in use?

• Electrical to chemical to light
• Sound to chemical to mechanical
• Chemical to electrical to sound
• Light to electrical to thermal

Multiple Choice

Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?

• Chemical to light
• Electrical to chemical
• Electrical to light
• Chemical to electrical

Multiple Choice

Which energy conversion is taking place when you put gasoline in a car?

• thermal -> electrical
• mechanical -> electrical
• chemical -> mechanical
• mechanical -> electromagnetic

Draw

What is happening between 2-9 minutes and 17- 20 minutes? Explain.

Multiple Choice

Which phase change should be in position 1?

• Sublimation

• Deposition

• Freezing

• Melting

• Boiling/Vaporizing

Draw

Observe the image below and answer the question.

If two objects have different temperatures, which direction will heat move? When will the movement stop?

Multiple Choice

A metal cube at temperature of 70°C is immersed in water at temperature of 20°C. The metal _______ heat while the water __________ heat.

• gains, loses

• loses, gains

Open Ended

A metal rod is heated.

Using this gif, explain how thermal is transferred from the flame to the far end of the rod.

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident