If an object starts from rest, what is its initial velocity?

Why are some galaxies’ spectra blueshifted rather than redshifted? question 4 options:

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

Suppose a wire with a current is pushed upward by a magnetic field. how would the wire move if the direction of the current reversed? explain your answer.