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Author Question: When a beam of nuclear radiation of initial intensity I0 passes through a thickness x of material, ... (Read 25 times)

stock

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on: Jul 28, 2018
When a beam of nuclear radiation of initial intensity I0 passes through a thickness x of material, the intensity of the beam exiting the material is I =
 a. I0ex.
  b. I0ex.
  c. I0(ex  1).
  d. I0(ex  1).
  e. I0(1  ex).

Question 2

At the time of the summer solstice, in the United States,
 a. the number of hours of daylight is greater than the number of hours of darkness.
  b. the number of hours of daylight is equal to the number of hours of darkness.
  c. the number of hours of daylight is less than the number of hours of darkness.
  d. none of the above is true.


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brbarasa

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Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

a


stock

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Reply 2 on: Jul 28, 2018
Gracias!

jamesnevil303

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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