1. You drop a stone down off a bridge. You are able to count to 4.0 seconds when it finally hits the water. How high is the bridge? 2. Niagara Falls is 51 meters high. If you dropped a ball off the ledge, how much time would it take it to hit the water? 3. If you dropped your cell phone from a height of 1.20 m above the ground, with what speed would it strike the ground? 4. An astronaut drops a rock on planet X from a height of 0.72 m d. If it takes 0.63 seconds for the rock to strike the ground, what is the acceleration on planet X? 5. You drop your cell phone while in the bathroom in front of the mirror while the water is running in the sink below. If you are 0.45 meters above the sink, how long do you have before your cell phone is a gonner. 6. A baseball dropped from the roof of a tall building takes 3.1 seconds to hit the ground. How tall is the building? [Neglect friction.] 7. A ball thrown vertically upward reaches a maximum height of 30 meters above the surface of Earth. At its maximum height, the speed of the ball is??? 8. A rock falls from rest off a high cliff. How far has the rock fallen when its speed is 39.2 meters per second?

1. You drop a stone down off a bridge. You are able to count to 4.0 seconds when it finally hits the water. How high is the bridge? 2. Niagara Falls is 51 meters high. If you dropped a ball off the ledge, how much time would it take it to hit the water? 3. If you dropped your cell phone from a height of 1.20 m above the ground, with what speed would it strike the ground? 4. An astronaut drops a rock on planet X from a height of 0.72 m d. If it takes 0.63 seconds for the rock to strike the ground, what is the acceleration on planet X? 5. You drop your cell phone while in the bathroom in front of the mirror while the water is running in the sink below. If you are 0.45 meters above the sink, how long do you have before your cell phone is a gonner. 6. A baseball dropped from the roof of a tall building takes 3.1 seconds to hit the ground. How tall is the building? [Neglect friction.] 7. A ball thrown vertically upward reaches a maximum height of 30 meters above the surface of Earth. At its maximum height, the speed of the ball is??? 8. A rock falls from rest off a high cliff. How far has the rock fallen when its speed is 39.2 meters per second?

Name: quetion 1,2 1. You drop a stone down off a bridge. You are able to cou
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Description: quetion 1,2 1. You drop a stone down off a bridge. You are able to count to 4.0seconds when it finally hits the water. How high is the bridge?2. Niagara Falls is 51 meters high. If you dropped a ball off the ledge,how much time would it take it to hi

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter2: Motion

Section: Chapter Questions

Problem 7E: A student drives the 100-mi trip back to campus after spring break and travels with an average speed...

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