Question

EXPLAIN IN YOUR OWN WORDS WHY CONVECTION CURRENTS CAN BE SET UP IN LIQUIDS AND GASES BUT NOT IN SOLIDS

Answer 1

Answer:

(a) solid only

In conduction, the molecules vibrate and hit each other to transfer the heat energy between them. The molecules need not to travel from one end to other. Therefore, it is only possible in solids in which the molecules do not move but vibrate on heating.

Explanation:

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Answer 2

Answer:

Convection currents can only be set up in liquids or solids because convection refers to the cyclic motion of molecules in liquids or gases. In solids, heat is transferred through the process of conduction.

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