Physics, 15.01.2021 06:50 Jazzypooh9274
A car experiences a change in momentum of 20,000 kg*m/s over the course of 8 seconds. What is the force that the car felt during this time?
Answers: 1
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Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.
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Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?
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Atank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. the tank also has a 1 m spout at the top of the tank. the tank is filled with water up to a height of 2 m. find the work needed to pump all the water out the top of the spout. (use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)
Answers: 1
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Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions
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A car experiences a change in momentum of 20,000 kg*m/s over the
course of 8 seconds. What is the f...
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