9. the acceleration due to gravity on the
moon is 1.6 m/s2. what is the weight of a 75
kg astronaut on the moon?
. a. 120 n
b. 120 kg
c. 735 n
d. 735 kg

Find the momentum for a 2.6-kg brick parachuting straight downward at a constant speed of 8.4 m/s .

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? 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 marias voyage take according to samir?

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)