Light Travel Time from Sun to Earth - HELP-HOMEWORK

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SUMMARY

The discussion focuses on calculating the time it takes for light to travel from the Sun to Earth, utilizing the known distance of 93 million miles and the speed of light at 182,000 miles per second. To find the travel time, one can apply the formula: time = distance / velocity. By substituting the values, the calculation yields approximately 500 seconds, or about 8.33 minutes, for light to reach Earth from the Sun.

PREREQUISITES
  • Understanding of basic physics concepts, specifically speed, distance, and time calculations.
  • Familiarity with the speed of light as a constant in physics.
  • Knowledge of unit conversions, particularly between miles and seconds.
  • Basic arithmetic skills for solving equations.
NEXT STEPS
  • Research the speed of light in different mediums and its implications in physics.
  • Explore the concept of astronomical units and their relevance in space measurements.
  • Learn about the historical context of light speed measurements and their significance in modern science.
  • Investigate the effects of light travel time on astronomical observations and communication.
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Students studying physics, educators teaching basic astronomy, and anyone interested in understanding the principles of light travel and its implications in space science.

Ms. P
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HELP-HOMEWORK...Hi, I have homework that ask "Using the velocity of light find an approximate value for the amount of time that it takes a light ray to travel from the sun to the earth." Now I know the distance between the Earth and the sun is 93 million miles but I'm not catching on to the question can anyone shed some light for me.(pun intended)
 
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Answer this question first: How long does it take you to drive 25 miles at 25 miles an hour? I bet you know that. Well, your question is the same. You got the velocity (182,000 miles a second -- instead of 25 miles an hour), you have the distance (93 million miles -- instead of 25 miles). Solve it.
 

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