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True or false: light travels

  1. True or false: light travels in straight lines if the medium it travels doesn't change
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    2. Sam asked by Sam
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  2. True or False: Light travels through all materials with the same speed.A. True B. False
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  3. We measure the distance between stars in light years. A light years is the distance that light travels in one years (about 6
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    2. ant asked by ant
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  4. 1. The most diffuse elements have the largest atomic weight. -False?2. A quantum is a small energy unit. -False? 3. Light
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    2. mysterychicken asked by mysterychicken
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  5. true or false ??All sound waves need a medium to travel. Sound travels fastest in a gas like air. Sound can travel through a
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  6. Which statements are true and support the Big Bang Theory:(1 point)Red Shift of light from galaxies as they move further apart.
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  7. Which statements are true and support the Big Bang Theory:(1 point)Red Shift of light from galaxies as they move further apart.
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  8. True or False. Acid rain damaging a marble statue is a physical change.* 2 points True False True or False. Fireworks exploding
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    2. Lifewastaken asked by Lifewastaken
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  9. (c) Complete the truth table for the following circuit:A B C D E Output True True True False True ON True True False false false
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  10. Decide whether the following is True or False. If False, choose the statement that makes it True.Photons are used to measure the
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    2. da asked by da
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