The heating of the troposphere<span> is </span>caused<span> by convection currents. Convection currents are created when the sun warms the air currents at the planet's equator to a greater degree than it does at the planet's poles.
Hope this helps you, and happy studying~!
~Mistermistyeyed.</span>
Answer:
I think the passage is trying to tell the reader that they shouldn't lose faith in people/animals just because they are elderly/weak when they are loyal to you because it will hurt their self-esteem.
Algae is a primary producer like plants. I hope this helps
The 3 zones are t<span>he surface zone, the transition zone, and the deep zone.</span>