Question

Part A.) A creature with mass of 3.1 kg on earth, is pictured on planet W which is twice as massive as Earth and has twice Earth's radius. What is the creature’s weight on planet W?

-answer choices

a.) 11 N

b.) 9.8 N

c.) 4.3 N

d.) 15 N

Part B.) What is the local value of g on Planet W?

-answer choices

a.) 3g/4

b.) g/2

c.) g

d.) 2g

Part C.) An asteroid is on collision course with Planet W. Assume that the asteroid came from an infinite distance away with zero initial speed and fell into Planet W. What was the asteroids speed when it arrived at Planet W's surface? Recall that Planet W is twice as massive as Earth and has twice Earth's radius.

-answer choices

a.) 10,400 m/s

b.) 59,600 m/s

c.) 11,200 m/s

d.) 35, 500 m/s

e.) 42,100 m/s

Answer 1

= Gime - 1 x 9.8 = 4.9 MB - comentar y = 9.0m/s weight 2 4.9x3.1 = 15.2 N _ option - ③ qp = 912 options. (Gm want are RW .67%2X S.972X102424 2x 6378. 1103 [= 11200m's optime