Physics, 11.09.2019 00:30 milkshakegrande101
Alittle boy is standing at the edge of a cliff 1000 m high. he throws a ball straight downward at an initial speed of 20 m/s, and it falls straight down to the ground below. at a time of 6 seconds after it was thrown, how far above the ground is it? the acceleration due to gravity is 10 m/s2 .
Answers: 3
Physics, 22.06.2019 08:30
Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
Answers: 3
Physics, 22.06.2019 23:00
The statue of liberty is 305.5 feet high. when the angle of elevation of the sun is 50 , what is the distance to the tip of the shadow from a point at water level and directly below the highest point of the statue?
Answers: 3
Physics, 23.06.2019 00:10
An electromagnetic wave with frequency 65.0 hz travels in aninsulating magnetic material that has dielectric constant 3.64 andrelative permeability 5.18 at this frequency. the electric fieldhas amplitude 7.20 \times 10^{ - 3} {\rm v}/{\rm m}. a. what is the speed of propagation of the wave? b.what is the wavelength of the wave? c.what is the amplitude of the magnetic field? d.what is the intensity of the wave?
Answers: 3
Physics, 23.06.2019 00:30
Why is no-till farming more sustainable than many traditional methods of farming
Answers: 3
Alittle boy is standing at the edge of a cliff 1000 m high. he throws a ball straight downward at an...
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