How much work was done by friction on megan
Megan's mass is 30 kg. She climbs the 4.8 m ladder of a slide and reaches a velocity of 2.8 m/s at the bottom of the slide. How much work was done by friction on Megan? Assume that air resistance is negligible.
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The mass of the motor is four times the mass of the module. What is the speed (in km/h) of the command module relative to Earth just after the separation?
Assume that you have two objects, one with a mass of 10 kg and the other with a mass of 16 kg, each with a charge of -0.029 C and separated by a distance of 8 m. What is the electric force that these objects exert on one another?
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What is the terminal speed for an 77.0 skier going down a 45.0 snow-covered slope on wooden skis = 0.060? Assume that the skier is 1.70 tall and 0.500 wide
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