During superposition of a wave such as that of the oceans, when the crest and the trough meet, then they cancel out into the period. If two crests meet up, they add up to a crest that’s equivalent to the summation of their amplitudes. This is also true when two troughs meet up.
Answer:
drill rigs use more diesel fuel instead of coal
The answer is "because water is produced as a by-product"...the word dehydration should also be a major clue because that means water loss.
Eukaryota Is The Correct Answer