Question

what is convection. ​

Answer 1

Explanation:

Convection is single or multiphase fluid flow that occurs spontaneously due to the combined effects of material property heterogeneity and body forces on a fluid, most commonly density and gravity. 

Answer 2

Answer:

Hey!! Ur answer:

Convection is the transfer of heat by circulating it through air or liquids. A heat source at the bottom of the balloon heats the air molecules around the flame, and those molecules rise. Warmer air is less dense than cold air, so as the warm air rises the molecules spread out.

Explanation:

Hope it helps u!! Please mark me Brainliest✌

Keep Rocking~

Be Wild~

Never Give Up~

Pls Follo.w✨if u find this answer helpful

#BE BRAINLY

#BLADEGIRL