Questions 10-11 refer to a ball that is tossed straight up from the surface of a small
PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences
Problem
Questions 10-11 refer to a ball that is tossed straight up from the surface of a small, spherical asteroid with no atmosphere. The ball rises to a height equal to the asteroid's radius and then falls straight down toward the surface of the asteroid.
(A) Only a decreasing gravitational force that acts downward
(B) Only an increasing gravitational force that acts downward
(C) Only a constant gravitational force that acts downward
(D) Both a constant gravitational force that acts downward and a decreasing force that acts upward
(E) No forces act on the ball.