A ball is thrown upward at a 45∘∘ angle. In the absence of air resistance, the ball follows a. A. A ball is thrown upward at a 45 angle. B. In the absence of air resistance, the ball follows a tangential curve. C. parabolic curve. D. sine curve. E. linear curve.

Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.