Physics, 02.07.2019 21:30 madelyngv97
Let t be the period of a planet about the sun; that is, t is the time required for it to travel once are 2a and 2b. (a) use part (d) of problem 1 to show that t-2tab/h (b) show that_-ed=-. 2. lliptical orbit. su h2 gm b2 cl 4t2 gm (c) use parts (a) and (b) to show that ta this proves kepler's third law. [notice that the proportionality constant 4? 9(gm) is inde- pendent of the planet.]
Answers: 3
Physics, 21.06.2019 18:30, angiebailey1605
A10.0 kg cart and a 15kg cart are locked together with a compressed spring between them. they are then released so that the spring pushes the two carts apart. the 10.0 kg cart is moving at 4.5 m/s afterward. how fast is the 15kg cart moving? 3.0 m/s 2.0 m/s 4.5 m/s 5.0 m/s
Answers: 1
Physics, 21.06.2019 19:00, akbogg3893
Asap 1. which surface feature of the moon is characterized by mountainous areas? question options: maria terrae regolith craters 2.which statement describes surface features called maria on the moon? question options: layers of dust and rock deep areas of cooled lava deep, rocky and barren valleys highlands and mountainous areas
Answers: 2
Physics, 22.06.2019 09:00, keshho
When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.
Answers: 1
Physics, 22.06.2019 12:00, louieknown
Suppose a wire with a current is pushed upward by a magnetic field. how would the wire move if the direction of the current reversed? explain your answer.
Answers: 1
Let t be the period of a planet about the sun; that is, t is the time required for it to travel onc...
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