Question

A bird is able to easily soar when it flies over a thermal. A thermal is a current of warm air that is heated by the ground and rises up into the sky, taking the bird with it. What is this an example of?

A. Conduction
B. Radiation
C. Contusion
D. Convection

Answer 1

Convection

Step-by-step explanation:

Convection is the process by which heat is transferred by movement of a heated fluid (such as air in this case)