Neptune is a planet
a) revolves upon its axis and rotates around the sun.
b) revolves upon its axis and rotates around the milky way galaxy.
c) rotates upon its axis and revolves around the sun.
d) rotates upon its axis and revolves around the moon.

Can you match these to the correct definition

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?

The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s