Coal, oil, and, natural gas
Answer:
[D] Pitch
Explanation:
The measure of how high or low a sound is called the pitch.
The answer is ' B "
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Answer:
A parasitic relationship is one in which one organism, the parasite, lives off of another organism, the host, harming it and possibly causing death. The parasite lives on or in the body of the host. A few examples of parasites are tapeworms, fleas, and barnacles. The fleas, in turn, get food and a warm home.
B. 6CO2 + 6H2O ------> C6H12O6 + 6O2
I hope I helped!
