Answer:
C. in areas with different air pressures
Explanation:
"Convection currents occur within:
The geosphere – plate tectonics
The atmosphere - wind
The hydrosphere - ocean currents"
Hope this helps u.
Ferns<span>, </span>horsetails<span>, </span>mosses<span>, and </span><span>liverworts, flowers, mint</span>
The concentration of a liquid refers to how diluted or saturated the liquid is. This orange juice is so diluted it tastes like water.
Quick reactions/reflexes which do not need to be process by the brain in order to determine a response.