Answer:
Sleep homeostasis denotes a basic principle of sleep regulation. A sleep deficit elicits a compensatory increase in the intensity and duration of sleep, while excessive sleep reduces sleep propensity
Explanation:
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B. Infrared light I'm pretty sure correct me if I am wrong hope this helped
Avogadro’s number allows you to change moles to number of molecules/atoms.
<h3><u>Answer</u>;</h3>
pH = 4.38
<h3><u>Explanation;</u></h3>
Consider that ;
[H3O+] = 10-pH mol/L
Therefore; the pH is the -log of the [hydronium ion].
pH = - log [H3O+]
Thus;
pH = - log (4.2 × 10^–5)
= 4.38
My guess would be; soil needs water to survive and sand does not.
