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Author Question: A spaceship enters the solar system moving toward the Sun at a constant speed relative to the Sun. ... (Read 94 times)

Awilson837

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on: Jul 29, 2018
A spaceship enters the solar system moving toward the Sun at a constant speed relative to the Sun. By its own clock, the time elapsed between the time it crosses the orbit of Jupiter and the time it crosses the orbit of Mars is 50.0 minutes.
 
  How fast is the spaceship traveling towards the Sun? The radius of the orbit of Jupiter is 778  109 m, and that of the orbit of Mars is 228  109 m.
  A) 0.522c B) 0.438c C) 0.319c D) 0.982c E) 0.671c

Question 2

A solid uniform sphere is rolling without slipping along a horizontal surface with a speed of 5.5 m/s when it starts up a ramp that makes an angle of 25 with the horizontal.
 
  What is the speed of the sphere after it has rolled 3.0 m up as measured along the surface of the ramp?
  A) 4.0 m/s
  B) 8.0 m/s
  C) 1.9 m/s
  D) 2.2 m/s
  E) 3.5 m/s
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tashiedavis420

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Awilson837

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


tashiedavis420

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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