Choose the steps below in the appropriate order to explain why the sky is blue. a. White light interacts with molecules in the atmosphere. b. White light with all colors is emitted by the sun. c. Light that is primarily blue comes from all directions in the sky. d. When interacting with molecules, blue light with shorter wavelength scatters more in al
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Aperson walks first at a constant speed of 4.89 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 2.95 m/s. what is the average speed over the entire trip?
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Petroleum contains energy. a. light b. kinetic c. chemical d. mechanical
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Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. intensity c. wavelength d. brightness
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Choose the steps below in the appropriate order to explain why the sky is blue. a. White light inter...
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