2.1 energy transfer by heating Flashcards
1
Q
which conducts better metal or non-metal
A
metals
2
Q
which conducts better copper or steel
A
copper
3
Q
which conducts better glass or wood
A
glass
4
Q
thermal conductivity def
A
property of a material that determines the energy transfer through it by conduction
5
Q
do good insulators have high or low thermal conductivity
A
low
6
Q
what does the energy transfer per second through a material depend on?
A
- temperature difference across the material
- thickness of material
- thermal conductivity of material
