Physics, 02.06.2020 04:57 noahdeem135
A small rock moves in water, and the force exerted on it by the water is given by equation f=kv. The terminal speed of the rock is measured and found to be 2.2 m/s . The rock is projected upward at an initial speed of 6.5 m/s . You can ignore the buoyancy force on the rock. Part A In the absence of fluid resistance, how high will the rock rise? Express your answer using two significant figures.
Answers: 3
Physics, 22.06.2019 05:10
What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
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Physics, 22.06.2019 10:00
Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?
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Physics, 22.06.2019 14:40
How does an observation about an object differ from an inference about that object
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Physics, 22.06.2019 16:30
Write a polynomial function with the given zeros x= -1,0,2show your work
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A small rock moves in water, and the force exerted on it by the water is given by equation f=kv. The...
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