Extra physics Flashcards
(7 cards)
1
Q
What is black body radiation?
A
A black body is an idealised object that absorbs all of the radiation that lands on it.
2
Q
If the temperature increases what happens to the radiation?
A
As the temperature increases, the intensity and frequency of the radiation also increases.
3
Q
What are the key words when talking about black body radiation?
A
Emission, Absorption, Reflect, Transmit, Absorb.
4
Q
What are the three primary colours?
A
Blue, red, green
5
Q
What are P-waves?
A
They are longitudinal, travel faster, can travel through liquid and solids, but at different speeds.
6
Q
What are S-waves?
A
They are transverse waves, travel slower, can travel through solids only.
7
Q
A
