Lesson eLearning

If it takes light 8 minutes and 20 seconds to reach Earth from the Sun, how many seconds does it take?

medium 2 marks Class 5 · EVS · Sunita in Space
Answer
500 seconds

The correct answer is 500 seconds — Therefore it takes 500 seconds.

Step-by-step solution

  1. Light takes 8 minutes and 20 seconds.
  2. Convert 8 minutes to seconds: seconds.
  3. Add the remaining 20 seconds: seconds.
  4. Therefore it takes 500 seconds.
Common mistake: Forgetting to add the extra seconds

Concept tested: Light speed and distance

Published · How this solution was prepared and checked

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