An astronaut in a space capsule is experiencing weightlessness. Does the astronaut have to exert any effort to throw a bowling ball, since the bowling ball is also weightless?
What will be an ideal response?
Question 2
A child is riding a merry-go-round, which has an instantaneous angular speed of 1.25 rad/s and an angular acceleration of 0.745 rad/s2. The child is standing 4.65 m from the center of the merry-go-round.
What angle does the acceleration of the child make with the tangential direction? A) 90.0
B) 25.5
C) 32.5
D) 64.5
E) 45.0