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Physics As Unit 2 > 2.7 Astronomy > Flashcards

2.7 Astronomy Flashcards

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1
Q

Doppler effect

A

‘The apparent change in wavelength and frequency when there is relative motion between a wave source and observer’

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2
Q

Range between red shift and blue shift

A

700nm to 400nm

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3
Q

Frequency and wavelength equations

A

F=(Vw/Vw+Vs).fo
¥=(1+Vs/Vw)¥o

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4
Q

Hubbles constant equation

A

V=Ho.d

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5
Q

Hubbles constant time equation

A

T=1/Ho

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6
Q

Recession equation

A

Z=#¥/¥
Z=V/C

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Physics As Unit 2 (7 decks)

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