You are inside a jet plane moving at a constant velocity. You toss a rock straight up in the air, and then you keep your hand at the point of release. The rock will come down
A) in your hand.
B) beside your hand.
C) behind your hand.
D) in front of your hand.
E) Actually the rock won't come down.

Question

Quizplus · Accepted Answer

The rock will come down in your hand because both you and the rock are moving at the same constant velocity as the plane, so the rock maintains its horizontal motion relative to you.

You Are Inside a Jet Plane Moving at a Constant