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Author Question: At 1800 degrees Fahrenheit, this part of atmosphere is heated almost directly by the Sun's rays. a. ... (Read 43 times)

dmcintosh

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on: Jul 28, 2018
At 1800 degrees Fahrenheit, this part of atmosphere is heated almost directly by the Sun's rays.
 a. Stratosphere
  b. Troposphere
  c. Mesosphere
  d. Thermosphere

Question 2

What is the symbol for the element whose atoms have 3 protons each?
 a. Mn
  b. Li
  c. Sr
  d. Li
  e. Cm


al

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

d

Answer to Question 2

b


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