Answer:
On the basis of the temperature data he collected from different weather stations set up by the Tsar, Humboldt constructed the first world map of average temperature in which he used lines to connect points of equal temperature, called isotherms
Explanation:
This just a little search on Wikipedia it might help you
hardness, luster, color, streak, specific gravity, cleavage, fracture, and tenacity.
The surface temperature of the sun is 5,778k
Pacific Plate slowly passes over a magma-generating hot spot within the mantle.
Hope this helps.
I just did this lesson, and the answer is B.
I hope this helps you!
-Mikayla
