Two golf balls with the same mass were hit at the same time. golf ball a went a shorter distance than golf ball b. what could be a reason that this happened?

golf ball b experienced more friction.
golf ball a experienced less friction.
golf ball b was hit with a weaker force.
golf ball a was hit with a weaker force.

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

Steelhead trout migrate up stream to spawn. occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b. leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?