What is convection?

Convection is a heat transfer process that occurs in fluids. During convection, hot, less dense fluids rise to the top of a system, while cooler, more dense fluids sink to the bottow of the system under gravity.

AD
Answered by Anuradha D. Physics tutor

4736 Views

See similar Physics GCSE tutors

Related Physics GCSE answers

All answers ▸

Calculate the momentum of a 5 tonne truck at 50km/h


Two balls of identical size and shape are dropped from the same height. One ball has a mass of 50kg and the other has a mass of only 10kg. Why do they reach the ground at the same time?


Outline the structure of the alpha and beta particle and give their overall charge and a material which it cannot pass through.


Describe an experiment to determine the spring constant of a spring? Your answer should include any causes of inaccuracy.


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning