Question

Conduction is the transfer of energy from a warmer object to a cooler object through

Group of answer choices

a vacuum

a gas

direct contact

electromagnetic waves

Answer 1

Direct contact..........

Answer 2

Direct contact is the correct answer.

Conduction refers to transfer of energy in solid materials. It happens by collision of atoms or molecules.

Convection is the method of heat transfer that takes place within fluids i.e. liquids and gases.

Radiation is the method of heat transfer that transfers energy in vacuum. It does not require any medium and transfer takes place by the help of electromagnetic waves.