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The net force on a car is zero in both the horizontal and vertical directions. which two situations could be true about the motion of the car?
a. The car is speeding up onto the highway
B. The car is parked
C. The car is moving at a fixed speed and direction
D. The car is braking( slowing down)
E. The car is being struck by another car
Answers: 3
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Should we celebrate the voyages of zheng he mini q answer key
Answers: 3
Physics, 22.06.2019 22:30
Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s.assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.
Answers: 1
Physics, 23.06.2019 05:40
What is the change in internal energy if 20 j of heat is released from a system and the system does 50 j of work on the surroundings? a. -70 j b. 30 j c. -30 j d. 70 j
Answers: 2
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The net force on a car is zero in both the horizontal and vertica...
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