Physics, 05.07.2021 19:20 breannabailey9887
A jogger runs along a straight and level road for a distance of 8.0 km and then runs back to her starting point. The time for this round-trip is 2.0 h. Which one of the following statements is true?
a. her average speed is 8.0km/hr, but there is not enough information to determine her average velocity.
b. her average speed is 8.0km/hr, and her average velocity is 8.0km/hr.
c. her average speed is 8.0km/hr, and her average velocity is 0km/h.
Answers: 3
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The sun generates both mechanical and electromagnetic waves. which statement about those wave is true?
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An athlete is holding 24 lb of weights at a height of 6 inches above the stack as shown. to lower the weights, she applies a constant force of 5 lb to the handle. determine the velocity of the weights immediately before they hit the stack.
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Physics, 22.06.2019 17:40
Which describes an object in projectile motion? check all that apply.a.gravity acts to pull the object downb.the object moves in a straight path.c.the forward velocity of the object is 0 m/s.d.the object’s inertia carries it forward.e.the path of the object is curved.
Answers: 2
A jogger runs along a straight and level road for a distance of 8.0 km and then runs back to her sta...
Computers and Technology, 08.10.2019 05:30
Computers and Technology, 08.10.2019 05:30