WebThe light from all the distant galaxies is redshifted – so they are all moving away from us. The further away the galaxy, the bigger the red-shift, so the faster the galaxy is moving …

Red Shift – Astronomy GCSE

WebRed-shift data provides evidence that the Universe, including space itself, is expanding. Professor Brian Cox explains how evidence for the Big Bang can be found by analysing … WebRedshift The same shifts in frequency and wavelength are also observed for light coming from stars in distant galaxies. By comparing the light from distant stars with the spectrum … pint of tennents calories

The expanding Universe - Higher Physics Revision - BBC Bitesize

WebDesigned by the teachers at SAVE MY EXAMS for the AQA GCSE Physics syllabus. FREE Physics revision notes on Energy Stores & Transfers. Designed by the teachers at SAVE … WebDifferent types of redshifts have different causes attributed to them at higher levels of study. At GCSE it is easiest to think of the Doppler type shift as this has been experienced by you in the sound context. You do not have to worry about the other two at all - but you may want to 'Google' them and find out more! WebThe observed red-shift provides evidence that space itself (the universe) is expanding and supports the Big Bang theory. The Big Bang theory suggests that the universe began from a very small region that was extremely hot and dense. Since 1998 onwards, observations of supernovae suggest that distant galaxies are receding ever faster. pint of thatchers calories