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Physics
we are doing a really dumb websearch in my Physics class on roller coasters and I really need help with like 5 problems! For the websearch I need to cite it so if you could provide any answers I also need the website! thanks in
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A group of 378 people are standing in line to ride a roller coaster.If the roller coaster seats 16 people at one time,what is the least number of times the roller coaster will have to operate in order to give every person a ride?
asked by Olyvia on March 21, 2013 
Physics
a 4,500 kg roller coaster starts from the top of a 45 m hill with a velocity of 3m/s. The car travels to the bottom through a loop and continues up the next hill. The end of the roller coaster has a level surface that is 4m off
asked by Tina on December 14, 2017 
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Stephanie is working on a graph that represents the path of a roller coaster. The point (0, 840) represents the point at which the roller coaster first begins to drop at a constant rate. The point (15, 240) represents a point
asked by hannah on January 14, 2014 
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1. What percent of people chose the Ferris wheel or the carousel as their favorite ride? Other 19% Ferris wheel 18% Carousel 25% Roller coaster 38% A. 25% B. 37% C. 43% <  C? D. 56% 2. Two hundred people were surveyed about
asked by Nyla on June 2, 2015 
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What is the total mechanical energy of a 575 kg roller coaster that is at rest 50.0 m above the lowest point on the ride? The maximum possible speed of the roller coaster is 31.3 m/s. (do not include units in your answer)
asked by Lauryn Graves on February 15, 2014 
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a roller coaster has an average speed of 5.0 m/s. if the roller coaster ride last 40 seconds, what distance does it travel?
asked by jessica on February 9, 2011 
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You are tasked with designing a roller coaster ride with a radius of curvature of 6.0 m. What minimum speed must the roller coaster have at the top of the circle so that the passengers experience a sense of "'free fall"?
asked by Courtney on July 19, 2017 
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Show your work for how the formula was used to calculate a final answer! GPE for second hill: ___ _________________++ Describe how conservation of energy applies to a roller coaster ride from start to finish. This is the last part
asked by kevin on March 25, 2012 
Math
Hello everyone. I have a math problem that I need a bit of help with please. Ava wants to ride the Rip Ride Rocket roller coaster at Universal Studios. She knows that she has to be at least 40 inches tall. If h represents the
asked by Patrick on February 22, 2017