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Light Waves Unlike sound, light does NOT need a medium to propagate or move through. Light travels the fastest through vacuum space – whereas sound does. - ppt video online download
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Review for Quiz 1.A light year is a unit of measure for Distance! It is the distance electromagnetic radiation travels in one year. - ppt download
![SOLVED:How far does light travel in each time period? (a) 1.0 \mathrm{s} (b) 1.0 day (c) 1.0 \mathrm{yr} SOLVED:How far does light travel in each time period? (a) 1.0 \mathrm{s} (b) 1.0 day (c) 1.0 \mathrm{yr}](https://cdn.numerade.com/previews/27f38c56-ddb3-41e5-82cd-06fb86554f4f.gif)
SOLVED:How far does light travel in each time period? (a) 1.0 \mathrm{s} (b) 1.0 day (c) 1.0 \mathrm{yr}
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