SC-1381
Conduction
Lower Sec Science · Secondary 2 · Medium · Conduction
A metal ball is heated and then allowed to cool in a room. Which statement correctly describes how the ball loses heat to the surrounding air?
- By conduction to the air and by radiation from its surface.
- Only by convection currents inside the metal ball.
- Only by evaporation of particles from the metal surface.
- By radiation only, because air cannot conduct heat.
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.