4. A parachutist reaches terminal speed when? a, Her weight goes to zero b. The force of air resistance equals her weight The force of air resistance exceeds her weight The force of air resistance equals her mass 5. You throw a tennis ball straight up in the air. When the ball reaches its maximum height. In what direction does its acceleration point? a. Down b. Up c. Horizontally d. The acceleration is zero C. d. 6. Sally is an astronaut who has a mass of 60 kg. Currently she is conducting experiments in a permanent space station that is orbiting the earth at an altitude equal to the earth's radius. What is Sally's mass measured in the space station? Zero a. b. 15 kg C. 30 kg d. 60 kg
4. A parachutist reaches terminal speed when? a, Her weight goes to zero b. The force of air resistance equals her weight The force of air resistance exceeds her weight The force of air resistance equals her mass 5. You throw a tennis ball straight up in the air. When the ball reaches its maximum height. In what direction does its acceleration point? a. Down b. Up c. Horizontally d. The acceleration is zero C. d. 6. Sally is an astronaut who has a mass of 60 kg. Currently she is conducting experiments in a permanent space station that is orbiting the earth at an altitude equal to the earth's radius. What is Sally's mass measured in the space station? Zero a. b. 15 kg C. 30 kg d. 60 kg
Chapter2: Newton's Laws
Section: Chapter Questions
Problem 10P: . The Kingda Ka roller coaster in New Jersey is the world’s tallest ride of its kind. As the...
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