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

4541 Views

See similar Physics GCSE tutors

Related Physics GCSE answers

All answers ▸

What name is given to the phenomena which results in longer wavelengths of light being observed from distant galaxies and why does this occur?


A runner of weight 588N runs at a speed of 8 miles/hr. What is the kinetic energy of the runner? Determine the power exerted by the runner over a distance of 10m.


A note was played on an electric keyboard. The frequency of the note was 440Hz. What does a frequency of 440 Hz mean?


Explain the difference between a longitudinal and transverse wave.


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:

© 2025 by IXL Learning