Thermal Energy Scenarios

Mark places a hot metal spoon into a cup of cold milk. Over time, the spoon cools down, and the milk warms up until they reach the same temperature. Which concept best explains this process?

• Thermal conduction

• Thermal convection

• Thermal radiation

• Thermal insulation

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

David is heating a metal rod at one end. As he moves his hand along the rod, he can feel the temperature gradually increasing. What type of heat transfer is occurring in this situation?

• Conduction

• Convection

• Radiation

• Insulation

Maria places a pot of soup in a room with a lower temperature than the soup. As time passes, what will happen to the thermal energy in the soup?

• It will increase.

• It will remain constant.

• It will decrease.

• It depends on the type of soup.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Mark is standing near a campfire on a chilly night. He begins to feel warmer the longer he stands there. What type of heat transfer is occurring in this situation?

• Conduction

• Convection

• Radiation

• Insulation

Lisa has a pot of boiling water on the stove. She turns off the heat, and over time, the water cools down to room temperature. Which principle best describes the movement of thermal energy in this scenario?

• Thermal conduction

• Thermal convection

• Thermal radiation

• Thermal equilibrium

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

David is holding an ice cube in his hand. As the ice cube melts, his hand feels cold. What is happening to the thermal energy in this situation?

• It is being transferred from his hand to the ice cube.

• It is being transferred from the ice cube to his hand.

• It is being generated within the ice cube.

• It remains constant.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Sarah is conducting an experiment. She heats a glass of water on a stove, increasing its temperature. What happens to the kinetic energy of the water molecules as the temperature rises?

• The kinetic energy decreases.

• The kinetic energy remains constant.

• The kinetic energy increases.

• The kinetic energy depends on the type of glass used.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Jake is conducting an experiment with two containers of gas. Container A is at a higher temperature than Container B. Which of the following statements is true about the kinetic energy of the gas particles in the two containers?

• The gas particles in Container A have lower kinetic energy.

• The gas particles in Container B have lower kinetic energy.

• The gas particles in both containers have the same kinetic energy.

• The kinetic energy cannot be determined from the given information.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Maria is observing two beakers of water. Beaker X contains water at 20°C, and Beaker Y contains water at 80°C. Which beaker has water molecules with greater kinetic energy?

• Beaker X

• Beaker Y

• Both beakers have the same kinetic energy

• The kinetic energy cannot be determined from the given infromation

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Tim is experimenting with two containers of water. Container P is at 10°C, and Container Q is at 90°C. If he were to compare the speed of water molecules in both containers, what would he find?

• The speed of water molecules in P is greater.

• The speed of water molecules in Q is greater.

• The speed of water molecules in both containers is the same.

• The speed cannot be determined from the given information.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1