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A light year is the distance that a light travels through a vacuum (space without matter) in one year. A light year is about
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2. asked by Maria
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The light intensity of a light bulb varies inversely as the square of the distance from the light bulb. The function I(d) =
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2. asked by Nate
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the intensity l of light from a light bulb, measured in watts per square meter (w/m^2), varies inversely as the square of the
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2. asked by Kalyn
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In astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. The
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2. asked by rick
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Which revisions would make the sentence more precise? Select the two correct answers.(1 point) replace "edit" with "work on"
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The chart shows the distances of four stars from the sun in the unit light-years. In one year, light travels a distance of
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2. asked by Netta23
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At the end of 1 s, a horizontally fired bullet has dropped a vertical distance of 4.9 m from its otherwise straight-line path in
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2. asked by Anonymous
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Which option describes a wavelength of light?(1 point)Responses a distance between two similar points on a wave of light a
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2. asked by lilacmoon
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1 of 31 of 3 ItemsQuestion Multiple Choice Distance in space is often written using a light year. A light year is the distance
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2. asked by Santiago Cisneros from
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Choose the answer that best matches the word in italics.One way to save money on electricity is to replace incandescent bulbs
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2. asked by Dylan
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