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Q. On a hot summer day in the state of Washington while kayaking, I saw several swimmers jump from a railroad bridge into the Snohomish River below. The swimmers stepped off the bridge, and I estimated that they hit the water 1 s later.
1. How high was the bridge?
2. How fast were the swimmers moving when they hit the water?
3. What would the swimmers' drop time be if the bridge were twice as high?
An anchor holding a boat stationary on a river forms a 65 degree angle with the river bottom. The anchor line is 40 meters long. Assume the river has a uniform depth, how deep is the river directly below boat.
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You are driving home from school steadily at 94 for 120. It after that begins to rain and you slow to 60. You arrive home after driving two hours and 20 minutes. How far is your hometown from school.
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What is this force in Newtons.
What temperature change would reason a 0.20 % enhance in the volume of a quantity of water that was at first at 20 ^circ {rm C}.
Legend has it that, many centuries ago, Archimedes jumped out of his bathtub and ran across town naked screaming "Eureka!" after he solved an especially difficult problem.
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A more realistic car would cause the wheels to spin in a manner that would result in the ground pushing it forward with a constant force (in contrast to the constant power in Part A). If such a sports car went from zero to 30.0 in time 1.10 , how ..
The potential at location A is 376V. A positively charged particle is released there from rest and arrives at location B with a speed vB.
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