A person is sitting on a sled and someone is about to push them down a hill.
Which statement is accurate?
1: Forces acting on the sled are paired with unequal and opposite forces.
2: Forces acting on the sled are paired with the force of gravity only.
3: Forces acting on the sled are paired with equal and opposite forces.
4: Forces acting on the sled are paired with the force of friction only.
Answers: 2
Physics, 21.06.2019 18:00
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Physics, 22.06.2019 13:50
9.98 kg of r-134a at 300 kpa fills a rigid container whose volume is 14 l. determine the temperature and total enthalpy in the container. the container is now heated until the pressure is 600 kpa. determine the temperature and total enthalpy when the heating is completed. use data from the steam tables.
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In the united states, tornadoes generally occur because of the freezing of ocean water underwater earthquakes meeting of cool and warm air masses shifting of warm and cool ocean currents
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A person is sitting on a sled and someone is about to push them down a hill.
Which statement is ac...
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