The best thermometer to use where temperatures drop below -39C ...

[mydiamond]

The best thermometer to use where temperatures drop below -39C (-38.2F) is
 
  A) a mercury thermometer. B) a barometric thermometer.
  C) an alcohol thermometer. D) a bulb mounted in direct sunshine.

Question 2

Which of the following is TRUE of the 1884 international treaty establishing the prime meridian (0)?
 
  A) No consensus was met at the 1884 treaty, putting off the decision until a 1907 treaty was passed.
  B) Each country selected its own prime meridian for their marine maps.
  C) The United States designated the Washington meridian for land maps and marine maps.
  D) The Greenwich meridian was established as the prime meridian by the treaty.

[kardosa007]

Answer to Question 1

C

Answer to Question 2

D

[mydiamond]

Gracias!

[rleezy04]

TYSM