Answer:
1 Conduction: A hamburger sizzles on a frying pan.
2.Convection: Warm air moves from the beach toward the ocean.
3. Radiation: Direct sunlight heats the sidewalk.
Explanation:
Heat energy can be transferred in three forms which depends on the state of the medium as:
1. Conduction: The transfer of heat energy between two solid substance by direct contact between them like the case of hamburger on the pan.
2. Convection: The mode of heat transfer in the liquid or gaseous medium like in the movement of air towards the beach.
3. Radiation: When the heat is transferred in the form of electromagnetic waves like in the case when the sidewalk is heated by the sunlight which travels as EM waves.
