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E A rock is thrown straight up from the edge of a cliff. The rock reaches the maximum height of 15 m above the edge and then falls down to the bottom of the cliff 35 m below the cliff. What is the displacement of the rock? А. 15 m В. 35 m C. 50 m D. 65 m

E A rock is thrown straight up from the edge of a cliff. The rock reaches the maximum height of 15 m above the edge and then falls down to the bottom of the cliff 35 m below the cliff. What is the displacement of the rock? А. 15 m В. 35 m C. 50 m D. 65 m

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1. A rock is thrown straight up from the edge of a cliff. The rock reaches the maximum height of 15 m above the edge and then falls down to the bottom of the cliff 35 m below the cliff. What is the traveled distance of the rock? А. 30 m В. 35 m C. 50 m D. 65 m 2. A rock is thrown straight up from the edge of a cliff. The rock reaches the maximum height of 15 m above the edge and then falls down to the bottom of the cliff 35 m below the cliff. What is the displacement of the rock? А. 15 m В. 35 m C. 50 m D. 65 m 3. A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it was dropped. What is the speed of the pebble just before it hits the ground? C. 60 m/s A. 20 m/s B. 40 m/s D. 80 m/s 4. A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it was dropped. What is the height of the cliff? A. 20 m 5. A marble launcher shoots a marble horizontally from the height of 0.2 m above a horizontal floor. The marble lands on the floor 5 m away from the launcher. How long did the marble stay in В. 40 m C. 60 m D. 80 m the air? A. 0.1 s B. 0.2 s C. 0.3 s D. 0.4 s 6. A marble launcher shoots a marble horizontally from the height of 0.2 m above a horizontal floor. The marble lands on the floor 5 m away from the launcher. What is the initial speed of the marble? A. 5 m/s B. 10 m/s C. 15 m/s D. 25 m/s
Transcribed Image Text:1. A rock is thrown straight up from the edge of a cliff. The rock reaches the maximum height of 15 m above the edge and then falls down to the bottom of the cliff 35 m below the cliff. What is the traveled distance of the rock? А. 30 m В. 35 m C. 50 m D. 65 m 2. A rock is thrown straight up from the edge of a cliff. The rock reaches the maximum height of 15 m above the edge and then falls down to the bottom of the cliff 35 m below the cliff. What is the displacement of the rock? А. 15 m В. 35 m C. 50 m D. 65 m 3. A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it was dropped. What is the speed of the pebble just before it hits the ground? C. 60 m/s A. 20 m/s B. 40 m/s D. 80 m/s 4. A student drops a pebble from the edge of a vertical cliff. The pebble hits the ground 4 s after it was dropped. What is the height of the cliff? A. 20 m 5. A marble launcher shoots a marble horizontally from the height of 0.2 m above a horizontal floor. The marble lands on the floor 5 m away from the launcher. How long did the marble stay in В. 40 m C. 60 m D. 80 m the air? A. 0.1 s B. 0.2 s C. 0.3 s D. 0.4 s 6. A marble launcher shoots a marble horizontally from the height of 0.2 m above a horizontal floor. The marble lands on the floor 5 m away from the launcher. What is the initial speed of the marble? A. 5 m/s B. 10 m/s C. 15 m/s D. 25 m/s
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