Achilles races with a tortoise, giving the tortoise a head start of 800 yards. Achilles runs at the speed of 500 yards per minute, while the tortoise moves at the speed of half a yard per minute. How long will it take Achilles to catch the tortoise?

A swimmer bounces straight up from a diving board and falls feet first into a pool. She starts with a velocity of 4.0 m/s, and her takeoff point is 1.1 m above the pool.  Find how long her feet are in the air. Group of answer choices 1.03 2 0.28 s 0.22 s 0.44 s

Albatrosses are seabirds that spend most of their lives flying over the ocean looking for food. With a stiff tailwind, an albatross can fly at high speeds. Satellite data on one particularly speedy albatross showed it 60 miles east of its roost at 3:00 pm and then, at 3:15 pm, 80 miles east of its roost. What was its velocity?

You throw a ball straight up with an initial velocity of 15.9 m/s. On the way up it passes a tree branch at a height of 6.6 m.How much additional time will pass before the ball passes the tree branch on the way back down?