AP Physics 1mediummcq1 pt
A ball is thrown horizontally from a cliff at 15 m/s. If the cliff is 45 m high (g = 10 m/s²), how far from the cliff base does it land?
A.45 m
B.15 m
C.67.5 m
D.135 m
Explanation
Core Concept
Fall time t = √(2h/g) = √(90/10) = 3.0 s; horizontal range = (15)(3.0) = 45 m.
Correct Answer
A45 m
More Unit 1: Kinematics practice questions
- hardA ball is kicked at 25 m/s at 53° (sin 53° = 0.80, cos 53° = 0.60, g = 10 m/s²). Its speed at the highest point is
- hardA driver moving at 20 m/s sees a red light 40 m ahead and brakes at 4.0 m/s². Which is true?
- hardA ball thrown upward at 20 m/s passes a ledge at 15 m height on the way down at time
- hardA bike's velocity is described by v(t) = 4t. The distance it travels between t = 1 s and t = 3 s is
- hardAn arrow is fired at 50 m/s at 37° above the horizontal (sin 37° = 0.60, cos 37° = 0.80, g = 10 m/s²). Its maximum height above launch is
Practice more AP Physics 1 questions with full explanations
Practice Unit 1: Kinematics Questions →