This topic contains a solution. Click here to go to the answer

Author Question: The best way to find the exact distance to the Moon is to: A) measure its exact size in the ... (Read 78 times)

Zoey63294

  • Hero Member
  • *****
  • Posts: 539
The best way to find the exact distance to the Moon is to:
 
  A) measure its exact size in the telescope.
  B) use radar reflection times, about 2.56 second.
  C) bounce lasers off the retroreflectors left on the surface by the Apollo landings.
  D) make parallax measurements from observatories on opposite sides of the Earth.
  E) use stellar occultations for precise timings of the Moon's position.

Question 2

All the Galilean moons are in synchronous rotation, with the same face always pointed toward Jupiter, except for tidally stressed Io.
 
  Indicate whether the statement is true or false



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brbarasa

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

C

Answer to Question 2

TRUE




Zoey63294

  • Member
  • Posts: 539
Reply 2 on: Jul 27, 2018
Excellent


brbarasa

  • Member
  • Posts: 308
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

For a complete list of videos, visit our video library