Given the image here are the questions i. Which runner, if either, is in the lead when t = 6.0 seconds? Justify your answer qualitatively without any equations.

ii. Justify your answer about which runner, if either, is in the lead when t=6.0 seconds using appropriate equations.

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While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.