Forms of Energy Review

Which of the following correctly identifies a method of heat transfer that will happen in this situation?

• Heat will be transferred from the hot plate to the thermometer through radiation.

• Heat will be transferred from the beaker to the thermometer through convection.

• Heat will be transferred from the hot plate to the beaker through convection.

• Heat will be transferred from the thermometer to the beaker through conduction.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

A student is melting a sugar cube over a flame, as shown in the picture provided. What energy transfer is causing the sugar cube to melt?

• Candle to spoon – conduction

  Spoon to sugar cube – conduction

• Candle to spoon – radiation

  Spoon to sugar cube – conduction

• Candle to spoon – conduction

  Spoon to sugar cube – convection

• Candle to spoon – convection

  Spoon to sugar cube – conduction

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

1. A student is investigating the motion of a pendulum. The student holds the Bob in Point A and then releases it. Which statement is correct about the energy of the Bob?

• The KE of the Bob is greatest at Point A.

• KE changes to PE as the Bob moves from D to E.

• The PE of the Bob is greatest at Point C.

• PE changes to KE as the Bob moves from C to D.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-2

Which type of energy transformation occurs when a flashlight shines?

• chemical → thermal → electrical
• chemical → electrical → light
• thermal → chemical → light
• chemical → electrical → chemical

The diagram shows a cart moving freely along a track. What happens to the energy of the cart as it moves from point A to point B on the diagram?

• Potential energy is transformed to kinetic energy.

• Kinetic energy is transformed to potential energy.

• Both potential energy and kinetic energy stay the same.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

A hot potato at 80 ºC is placed in a bowl of soup at 40 ºC. The surrounding room is at 20 ºC. Which correctly describes the directions of thermal energy transfer?

• potato to soup, and soup to room

• room to soup, and soup to potato

• room to soup, and room to potato

• soup to potato, and potato to room

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The picture above shows an aluminum box being pushed into a loading spring. Which of the pictures contains the most elastic potential energy? 

• Picture 1
• Picture 2
• Picture 3
• Picture 4

Tags

NGSS.MS-PS3-2

Energy use?

• Thermal
• Mechanical
• Electrical
• Light

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

What type of energy causes ice cream to melt?

• thermal/heat

• light

• sound

• electrical

Tags

NGSS.MS-PS1-4

Four metal cubes, each at a different starting temperature, are placed in contact with each other. Which of the following describes the most likely flow of thermal energy in this situation?

• Cube #4 to Cube #2

• Cube #1 to Cube #2

• Cube #3 to Cube #4

• Cube #1 to Cube #3

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4