Convection Flashcards
1
Q
What is convection?
A
The transfer of thermal energy is a liquid or gas.
2
Q
What happens to the particles near a heat source?
A
They become heated, spread out and become less dense making them rise.
3
Q
Where do the more dense particles go?
A
At the bottom near the heat source creating a constant flow of particles.
4
Q
What is a convection current?
A
The constant flow of particles.
5
Q
Why can’t convection happen in a solid?
A
The particles is a solid cannot flow.