If radio waves cannot be reflected from the Sun, how can radar be used to find the distance from Earth to the Sun?

Question

Physics

Rodrigo Bond

13 March, 08:38

If radio waves cannot be reflected from the Sun, how can radar be used to find the distance from Earth to the Sun?

+3

Answers (1)

Know the Answer?

Alijah Swanson · Answer 1

Solar surface absorbs the radio waves, it does not reflect the radio waves to earth. So the radar can not be used to measure the distance from earth to the sun. However we can use the Kepler' s third law to measure the planet earth's distance from the sun.