Carbon dioxide can’t exist in three states; Gas, Liquid & Solid. At normal temperatures and pressures, CO2 is colorless with a slightly pungent odor at high concentrations. If compressed and cooled to proper temperature the gas liquifies. Solid CO2, (dry ice) sublimates back to the natural gaseous state.
Answer:
-data collected from Mauna Loa shows an increase in CO2 by 20% in the last 40 years
-ice core data shows links between CO2 and temperature, with a recent increase in both
-data from ice cores and other proxies show increases in CO2, CH4, and N2O since the Industrial Revolution
<span>The correct answer among the choices given is option A. Elements are
distinguished from compounds. An element is a pure chemical substance which is
from a same atom while compounds are from different elements. It contains atoms
of different elements.</span>
Answer:
A)from deep within the earth
Explanation:
Question 1 is true because it was called Pangea
Question 2 is false because it had a lot of impact on the distribution of species, before the moving continents animals could roam where ever they want but after the splitting of the continents the species were stuck in one place because water separated other continents and land species cant swim.
