A laser beam from Earth is reflected by a mirror placed on the Moon. If the speed of the beam is 3.00 x 108 m / s and the distance from Earth to the Moon is 3.81 x 108 m, how long in seconds will the laser beam take to return to its starting point?

Answers

Answer 1

Answer:

1.27seconds

Explanation:

Speed = 324 m/s , Distance = 411.48m

Time = Distance/Speed

Time = 411.48/324 seconds

Time = 1.27seconds ( Ans)


Related Questions

If you were to look at grains of table salt with a magnifying glass, you would see that each grain is a little cube. Why are salt grains cubical?

Answers

Answer:

All extended structure compounds form cubes. Sodium and chlorine atoms both have cubical shapes. In the extended structure of NaCI, atoms are arranged in a cubical pattern

Other Questions
Will Mark as Brainliest!!! +40 extra points Spending money on medical expenses is part of this expenditures approach for calculating the GDP. a. consumer spending b. gross exports c. sum of all the country's businesses spending on capital d. sum of government spendinge. gross imports What type of charge do ionic compounds have which statement about these triangles is true? What is a molecule???? READ THIS IF YOU ARE STRESSEDSTAND UP!!!!! Go do this list now so your can feel better!1) Get rid of ALL devises in the room except for the one you are doing school on, I PROMISE this helps with distractions.2) Get something scented in here, essential oils, perfume, lotion, ANY SCENT HELPS to relieve your stress!3) Get your pet and HUG IT, hugging your dog or cat has been SCIENTIFICALLY proven to relive stress.4) Go outside, I am not asking you to bike or run or do anything, just sit out there for 5 minutes and get some fresh air (Reading a book outside always helps me).5) Lastly, set a goal. You wont want to work for anything unless theres something in the end, EX: for every assignment I complete I will have one chocolate, for each subject I complete Ill watch a ytube video, ect...PLEASE at least try this list to help, nothing good comes out of stress and you DESERVE to be HAPPY!!!!!!!!!!!!HAVE AN AMAZING DAY!!!!!!!! no clue how to answer this (03.05 HC)In a dance competition, a participant has to score a total of at least 30 points in the first four rounds combined to move on to the fifth and final round. Steward scored 5 points in the first round. He then went on to score additional points in the second, third, and fourth rounds. In each of those rounds, his score was identical. Which inequality best shows the number of points, p, that Steward scored in each of the second, third, and fourth rounds if he earned a place in the finals? (1 point) a5 + 3p 30 b5 + 3p 30 c5p + 3 30 d5p + 3 30 SS and In catde , the allele for short horns (S) is dominant over the allele for long horns (s)TWO short horn cows are bred and produce four offspringThree have short horns and one has long hornsWhat are the most likely genotypes of the parents? A. SS and ss B. Ss and ss C. SS and SsD. Ss and SsWhy is (C) not the right answer? What is the complete factorization of x^2 + 2x 63?A. (x + 21)(x 3)B. (x 9)(x + 7)C. (x + 9)(x 7)D. (x 21)(x + 3) [ +223+2+22+45] [2+32+310] What is it about oil that made the Arabian Peninsula a powerful, wealthy place? What are the effects of oil on politics, economy, and population of the region?? Two snakes race the speed of the first is 24 1/2 inches per minute and the speed of the other is 26 inches per minute how far apart with they be in 3 min? 10 min? Which of the social sciences (for example, psychology, political science, economics, anthropology, gender studies) strikes you as closest to sociology? Which is most distinct? Why? Make a sentence using the words foreigners, startled, and stereotypes A volcanic area of rising mantle material called a(n)..... is located below the island of Hawaii. Can somebody plz help answer these word prob questions plz thanks! (Grade7math( btw :)WILL MARK BRAINLIEST WHOEVER ANSWER FIRST :DDD it's science, well i need help... ABCDEFGH What was the purpose of the National Advisory Committee for Aeronautics(NACA) during World War? Which scenario MOST LIKELY encouraged America's Founding Fathers to design a government that shares power? can someone please help me, ill give brainliest plus points!