How Does a Day on the Moon Compare to Earth?

  • Thread starter Thread starter blink_1992
  • Start date Start date
  • Tags Tags
    Astronomy
Click For Summary

Homework Help Overview

The discussion revolves around understanding the duration of a day on the Moon and comparing the apparent size of Earth as viewed from the Moon to the Moon's size as seen from Earth. The subject area includes lunar cycles and basic astronomical measurements.

Discussion Character

  • Exploratory, Conceptual clarification, Problem interpretation

Approaches and Questions Raised

  • Participants inquire about the length of a lunar day and the reasons behind it. There are questions regarding the necessary measurements, such as the diameters of the Earth and Moon, and the distance between them, to facilitate calculations for the second question. Some participants suggest looking up information in textbooks or online resources.

Discussion Status

The discussion is ongoing, with participants sharing initial questions and suggesting resources for further exploration. There is a light-hearted exchange regarding a potential joke about the term "moonth," but no consensus has been reached on the questions posed.

Contextual Notes

Participants are encouraged to reference textbooks or online sources for specific measurements, indicating a reliance on external information to address the questions. There is an implicit understanding that the original poster may need to conduct further research.

blink_1992
Messages
2
Reaction score
0
if anyone could help with either of these questions, it would be greatly appreciated, thank you (:

1) how long does a day on the moon last and why?
2) how many times larger does the Earth look if you were on the moon,compared to seeing the moon from earth? (provide calculation)

thanks a lot!
(:
 
Physics news on Phys.org
Have you done anything on this yourself? I entered "a day on the moon" into google and got the answer quickly. (It is about a "moonth"!) And it is probably in your textbook.

As for the second question do you know the diameters of the moon and the earth? Do you know the distance from the Earth to the moon? You could probably look those up in your textbook or on google.

What would the circumference of a circle, with radius equal to the distance from the Earth to the moon be? What part of that would the diameters of the Earth and moon be? Do you see why that will give you your answer?
 
HallsofIvy said:
(It is about a "moonth"!)

If that's not a typo, then that's a terrible joke! And I love it!
 
Drakkith said:
If that's not a typo, then that's a terrible joke! And I love it!
Grrrrr! :biggrin:
 

Similar threads

  • · Replies 40 ·
2
Replies
40
Views
3K
Replies
5
Views
2K
Replies
18
Views
3K
  • · Replies 12 ·
Replies
12
Views
3K
Replies
4
Views
3K
  • · Replies 11 ·
Replies
11
Views
2K
Replies
2
Views
2K
  • · Replies 41 ·
2
Replies
41
Views
2K
Replies
2
Views
1K
  • · Replies 51 ·
2
Replies
51
Views
6K