Author Question: __________ are emitted when high speed electrons decelerate as they are smashed into a metal target. ... (Read 74 times)

NguyenJ

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__________ are emitted when high speed electrons decelerate as they are smashed into a metal target.
 Fill in the blank(s) with correct word

Question 2

Lower frequency radio waves are reflected back to earth by the ______________.
 Fill in the blank(s) with correct word



durant1234

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Answer to Question 1

X rays

Answer to Question 2

ionosphere



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