if the milky way galaxy is the reference frame, how does the earth move?
a. around the sun
b. towards the center of the milky way galaxy
c. away from the center of the milky way galaxy
d. around the center of the milky way (just as the sun does)

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.

0.93xc=0.93x3x10^8m/s

2.54cm is 1 inch

360seconds i 1 hr

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y