Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Heat transfer is the exchange of thermal energy between physical systems, depending on the temperature and pressure, by dissipating heat. The fundamental modes of heat transfer are conduction or diffusion, convection or radiation.
      Heat transfer always occurs from a region of high temperature to another region of lower temperature. 
2 3 2
what is diffusion
the intermixing of particles of 2 different types of matter on their own is called diffusion.
thanx 4 making it the brainliest.. :)
ur welcum dear
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts