Which of the following statements about radiation is true?

Radiation requires a medium to transfer heat

Radiation can only occur in solids

Objects with higher temperatures emit more radiation

Radiation cannot be felt directly

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Q1.

What is the process called when heat is transferred through direct contact between materials?

Q2.

Which of the following materials is a good conductor of heat?

Q3.

What happens to the particles in a solid when heated?

Q4.

Why do metal utensils feel hot when heated?