KIP: Thermal Energy Transfer

Multiple Choice

Which of the following best describes how thermal energy is transferred by conduction?

• By direct contact between objects

• By movement of fluids

• By electromagnetic waves

• By chemical reactions

Multiple Choice

What is the main difference between thermal conductors and thermal insulators?

• Conductors allow thermal energy to move quickly, while insulators do not.

• Insulators allow thermal energy to move quickly, while conductors do not.

• Both conductors and insulators allow thermal energy to move quickly.

• Neither conductors nor insulators allow thermal energy to move.

Multiple Choice

Which of the following statements about convection currents is correct?

• Warmer, less-dense material rises and cooler, more-dense material sinks.

• Cooler, less-dense material rises and warmer, more-dense material sinks.

• Both warmer and cooler materials rise.

• Both warmer and cooler materials sink.

Labelling

Choose the correct phrases to label the
stages of convection.

Drag labels to their correct position on the image

fluid rises

Fluid sinks

fluid warms and expands

Fluid cools and contracts

Multiple Select

Which of the following statements about radiation are correct?

• Radiation requires direct contact between objects.

• Radiation can transfer energy through empty space.

• Radiation involves electromagnetic waves.

• Radiation only occurs in solids.

Labelling

Match the displayed temperature of each thermometer to the location that best describes the amount of radiation.

Drag labels to their correct position on the image

40 degrees Celsius

28 degrees Celsius

Multiple Choice

Which of the following is NOT a method of thermal energy transfer?

• Conduction

• Convection

• Radiation

• Evaporation

Open Ended

Summarize the three main ways thermal energy can be transferred and provide an example of each from your daily life.