At the corner of the sbcc campus there is a walking path with a big staircase. there are 126 steps that are an average height of 15 cm (for each step). a 135 lbs. woman climbs the stairs. she starts from rest and is moving 1.2 m/s at the top (a walking pace). how much work does she do? you might want to look at example 7.11: calculating the power to climb stairs for reference.
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Physics, 21.06.2019 21:30
Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.
Answers: 1
Physics, 21.06.2019 21:40
Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.
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Physics, 22.06.2019 07:00
We put a force of 50n on an object and the acceleration is 100 m/sยฒ. what is the mass of the object?
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Physics, 22.06.2019 13:20
This energy transformation diagram represents the energy of a skateboarder moving along a half-pipe. as she skates toward the top of the half-pipe, her original kinetic energy is converted to potential energy and friction. how much of the energy is potential?
Answers: 3
At the corner of the sbcc campus there is a walking path with a big staircase. there are 126 steps t...
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