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Colours
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Total cards: 7•Content version: v3•Public deck•Updated: 8/1/2026
Card preview (7)
#1
Front (Question)
Red shift
Back (Answer)
Red shift is what occurs when a star moves away from us, that light that we see starts to shift towards the red end of the spectrum.
#2
Front (Question)
Blue shift
Back (Answer)
Blue shift is what occurs when a star is moving towards us and the light starts to move towards the blue end of the spectrum.
#3
Front (Question)
High frequency
Back (Answer)
Blue
#4
Front (Question)
Low frequency
Back (Answer)
Red
#5
Front (Question)
Cool temperature
Back (Answer)
Red
#6
Front (Question)
Moderate temperature
Back (Answer)
Yellow
#7
Front (Question)
Hot temperature
Back (Answer)
Blue/white