IB
IBO
Physics
May 2023
QP-202305-Physics-P3(TZ1)-HL · Question 17
Question (excerpt):
17. A distant galaxy emits light of wavelength 486 nm. The light received on Earth has wavelength 512 nm. (a) Determine the recession speed of the galaxy. [2] ���������������������������������������…
17. A distant galaxy emits light of wavelength 486 nm. The light received on Earth has wavelength 512 nm. (a) Determine the recession speed of the galaxy. [2] ���������������������������������������…
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