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Q 1/17
Score 0
electromagnetic radiation that is felt as heat
30
infared radiation
Q 2/17
Score 0
a form of energy transfer that travels at the speed of light and can travel through a vacuum
30
electromagnetic wave
17 questions
Q.
electromagnetic radiation that is felt as heat
1
30 sec
Q.
a form of energy transfer that travels at the speed of light and can travel through a vacuum
2
30 sec
Q.
to give out
3
30 sec
Q.
to take in or soak up
4
30 sec
Q.
when a wave bounces off a surface
5
30 sec
Q.
a theory that states that everything is made of particles that are continually in motion
6
30 sec
Q.
the energy an object has because it is moving
7
30 sec
Q.
the transfer of thermal energy through a solid by the transfer of vibrations between paticles
8
30 sec
Q.
a substance that allows the transfer of thermal energy
9
30 sec
Q.
a substance that does not allow the transfer of thermal energy
10
30 sec
Q.
a substance that can flow. A liquid or a gas
11
30 sec
Q.
the transfer of thermal energy in fluids by the movement of particles. Hotter, less dense regions rise while colder, more dense regions sink
12
30 sec
Q.
the length of time taken to save the amount of money that an improvement costs
13
30 sec
Q.
a measure of the ration between the amount of money something costs and the amount it saves. Higher is better
14
30 sec
Q.
a measure of how good a material is as an insulator. Lower is better
15
30 sec
Q.
the amount of energy needed to raise the temperature of 1kg of material by 1 degree C
16
30 sec
Q.
a device with a high specific heat capacity that can absorb thermal energy from another object. Often used to cool computers and other electrical appliances
