Answers PBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022 ConvectionQuestion 2

2

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Convection

Question 2 of 10 • PBCSD_Grade_Forgiveness_2003310_Physical Science_S2_2022

Which is required for convection to occur?

Answer

A

a solid substance

B

a heat source

C

boiling water

D

air molecules

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