1. MCQ: Which of the following is an example of heat transfer by radiation? a) A pot of water boiling on a stove b) Ice melting in a glass of water c) A person feeling warm when sitting near a bonfire d) A hot pan heating up the food inside it

Correct answer: c) A person feeling warm when sitting near a bonfire

1. True or False: Heat transfer by radiation can only occur through direct contact. Correct answer: False

2. Fill in the blank: Heat transfer by radiation can occur without the need for ____. Correct answer: direct contact

3. Short answer: Explain heat transfer by radiation in your own words. Correct answer: Heat transfer by radiation is when heat energy is transferred through electromagnetic waves, without the need for direct contact between objects.

4. Multiple response: Which of the following are examples of heat transfer by radiation? (Select all that apply) a) Feeling the warmth of the sun on your skin b) A metal spoon getting hot when left in a hot cup of tea c) A microwave heating up food d) A campfire warming up the surrounding area

Correct answers: a) Feeling the warmth of the sun on your skin and d) A campfire warming up the surrounding area

1. Picture or image-based question: Look at the image below. Which method of heat transfer is shown in the picture?

[Insert image of a person sitting near a bonfire]

a) Conduction b) Convection c) Radiation d) None of the above

Correct answer: c) Radiation

1. MCQ: Which of the following is NOT an example of heat transfer by radiation? a) Feeling the warmth of a fireplace b) A metal spoon getting hot when left in a hot pot c) A person feeling warm when sitting under the sun d) A hot pan heating up the food inside it

Correct answer: b) A metal spoon getting hot when left in a hot pot

1. True or False: Heat transfer by radiation can occur through empty space. Correct answer: True