Energy Transformations and Heat Transfer

What type of energy transformation occurs when lighting a match?

• Electrical to light

• Light to heat

• Chemical to light

• Mechanical to electrical

Which of the following is an example of electrical energy transforming into light energy?

• Lighting a match

• Turning on a light bulb

• Burning wood

• Boiling water

What is the primary method of heat transfer when atoms collide and transfer energy?

• Radiation

• Convection

• Conduction

• Evaporation

Tags

NGSS.MS-PS3-4

Which process involves heat transfer through space without the need for a medium?

• Conduction

• Convection

• Radiation

• Conduction and convection

What happens to molecular motion as heat is transferred to a substance?

• It decreases

• It remains the same

• It increases

• It stops completely

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of the following is an example of conduction?

• Sunlight warming your skin

• A pot heating on a stove

• Warm air rising in a room

• A microwave heating food

Which of the following is NOT a method of heat transfer?

• Conduction

• Convection

• Radiation

• Reflection

What is the effect of heat transfer on the speed of molecular motion?

• It decreases the speed

• It has no effect

• It increases the speed

• It reverses the direction

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the primary form of heat transfer when you feel warmth from a campfire?

• Conduction

• Convection

• Radiation

• Evaporation

Which of the following best describes convection?

• Heat transfer through direct contact

• Heat transfer through electromagnetic waves

• Heat transfer through fluid movement

• Heat transfer through solid materials