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Author Question: A spaceship approaching an asteroid at a speed of 0.60c launches a scout rocket with speed 0.40c ... (Read 158 times)

fahad

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on: Jul 29, 2018
A spaceship approaching an asteroid at a speed of 0.60c launches a scout rocket with speed 0.40c relative to the spaceship. At what speed is the scout rocket approaching the asteroid?
 
  A) 0.81c
  B) 1.0c
  C) 0.76c
  D) 0.64c
  E) 0.96c

Question 2

Which of the following terms describe lenses that are thinner at the center than at the edges? (There could be more than one correct choice.)
 
  A) convex lenses B) diverging lenses C) converging lenses D) concave lenses
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ebenov

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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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fahad

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Reply #2 on: Jul 29, 2018
TY


ebenov

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Reply #3 on: Jul 29, 2018
You're welcome


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