Answer:
There are two reasons: at higher altitudes, there is less air pushing down from above, and gravity is weaker farther from Earth's center. So at higher altitudes, air molecules can spread out more, and air density decreases
You would expect the line to increase as the kid gets older
Carbon sinks <u>emit more</u> carbon than they take in is not <u>true</u>.
<h3>What are carbon sinks? </h3>
A carbon sink is said as a reservoir either <em>natural </em>or otherwise that has abundant storage of carbon-containing <u>chemical compounds</u>. This has been accumulated over an <u>indefinite time period</u> which results in lowering the concentration of carbon dioxide from the atmosphere.
Therefore, the most common carbon sinks are present in vegetation and the ocean.
Learn more about carbon sinks here:
brainly.com/question/1040499