7.8ABC Exploring Thermal Energy Transfer

Mia is cooking dinner and places a pot on the stove. Which of the following is an example of thermal energy transfer through conduction?

• A pot heating on a stove

• The sun warming your face

• Warm air rising to the ceiling

• A microwave heating food

Abigail is heating a pot of water on the stove. What happens to the kinetic energy of the water molecules as the temperature increases?

• It decreases

• It remains the same

• It increases

• It fluctuates randomly

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Priya is observing how a pot of water heats up on the stove. Which method of thermal energy transfer is responsible for the movement of the water as it heats?

• Conduction

• Convection

• Radiation

• Insulation

Abigail is making tea and places a metal spoon in a hot cup of tea. Which process primarily causes the spoon to become warm?

• Radiation

• Convection

• Conduction

• Evaporation

Anika and Priya are having a picnic on a sunny day. Anika has a hot cup of coffee, and Priya has a cold soda. How does thermal energy move between the coffee and the soda?

• From cooler to warmer

• From warmer to cooler

• It does not move

• It moves randomly

Tags

NGSS.MS-PS1-4

Anika and Grace each have a cup of water. Anika's water is at 30°C and Grace's water is at 30°C. Which of the following best describes the state of their cups of water?

• When two substances have different temperatures

• When two substances have the same temperature

• When one substance is warmer than the other

• When thermal energy stops moving

Rohan is studying how heat travels from the sun to the Earth. What is the primary method of heat transfer in this scenario?

• Conduction

• Convection

• Radiation

• Absorption

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

Priya is observing a pot of water being heated on a stove. Which of the following statements is true about the relationship between the water's temperature and the kinetic energy of its molecules?

• Temperature is unrelated to kinetic energy

• Higher temperature means lower kinetic energy

• Higher temperature means higher kinetic energy

• Temperature and kinetic energy are inversely proportional

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Emma is cooking pasta and notices the water boiling and circulating in the pot. In which scenario does convection occur?

• A metal rod heating up in a flame

• Boiling water circulating in a pot

• A person feeling the warmth of a fire

• Ice melting in a drink

Mason is observing the behavior of gas particles in a balloon. What is the effect of increasing temperature on the speed of particles in the gas?

• The speed decreases

• The speed remains constant

• The speed increases

• The speed becomes zero

Tags

NGSS.MS-PS1-4