As defined by Wikipedia: In physics (especially astrophysics), redshift happens when light seen coming from an object that is moving away is proportionally increased in wavelength, or shifted to ...
If something is moving away fast it's color would appear redder than its actual color due to phenomenon known as Doppler effect. But what if the object isn't moving but i am moving away faster would ...
I have this question regarding the Doppler effect. I have been trying to do this question for the longest time, but I cant seem to solve it. Imagine you are standing between 2 ambulances, one ...