A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
The distance from Earth to the Moon is approximately 240,000 mi.
The speed of light is 3.00 * 10^8 m/s. How long does it take for light to travel from Earth to the Moon and back again?
Please Show work.
anonymous
 4 years ago
The distance from Earth to the Moon is approximately 240,000 mi. The speed of light is 3.00 * 10^8 m/s. How long does it take for light to travel from Earth to the Moon and back again? Please Show work.

This Question is Closed

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0time from the earth to the moon = 240000m /(3.00*10^8)m/s time = .0008s therefore to the moon and back = .0016s

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0well its miles to meters

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0so first have to convert

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0oh ok ill fix it then thx

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0but i do understand what you did and thanks

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0this dimensional analysis stuff does not agree with me at times lol

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0ok then make the correction and it'll look like this time = 240000*1609.34/(3*10^8)

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0n of course multiply the answer by 2

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0you could just begin with 480000 right?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0yea u could just because its doesnt throw off the working

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0480000 mi * 1609.34m/mi * s/300000000

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0if this is home work then you shouldnt multiply by 2 first actually cause yes you'll get the rigt answer but when u write ur statements u'll have to explain y u muliplied by 2 n it makes more sense to do it after

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0i still get the wrong answer i think >.< i get 2.57 s

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0yea that is the correct answer

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0(4800000 * 1609.34)/300000000 = 2.57s
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.