Betty, a Peninsular bighorn sheep, is rock climbing on their favorite stope one sunny summer morning when a rock becomes dislodged from a ledge 46,5 m directly above and comes hurtling
straight downward toward them. Betty ducks and avoids injury.
a. How fast is the rock traveling when it passes Betty?

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.