1. What is your evidence that light carries energy?

2. It takes light 8 minutes to get to earth from the sun. The sun is 150,000,000,000 meters away. What is the speed of light in meters per second?

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This solution is provided in 419 words and provided in an attached .doc and .pdf file. It includes photos and references to further learning. The relation of light and energy is discussed in terms of heat and Crookes' radiometer, and the speed of light is calculated.

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... This equation means that Energy is equal to Mass times the square of speed of light. ... W here E is the energy, m is the mass and c is the speed of the light. ...

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