2.7 Astronomy Flashcards
1
Q
Doppler effect
A
‘The apparent change in wavelength and frequency when there is relative motion between a wave source and observer’
2
Q
Range between red shift and blue shift
A
700nm to 400nm
3
Q
Frequency and wavelength equations
A
F=(Vw/Vw+Vs).fo
¥=(1+Vs/Vw)¥o
4
Q
Hubbles constant equation
A
V=Ho.d
5
Q
Hubbles constant time equation
A
T=1/Ho
6
Q
Recession equation
A
Z=#¥/¥
Z=V/C
