If the root hydro- means "water", then the word that means "an electrical instrument used to monitor underwater sounds" is called a hydrophone. A hydrophone is a kind of microphone that is specifically used to detect and record sound waves underwater.
Answer:
The scientist formulates a specific question that adresses a meaningful problem, a question which drives the investigation from start to finish.
Explanation:
You need a question to answer during the investigation to begin with. Hope this helped!
<span>Eating, like any other
body task, requires discipline. You should not just eat because the food is
present but you should eat because you need to satisfy your body requirements. Of
course sometimes you feel the food is delicious and want to have some more.
Well, it’s normal but whenever you are expecting some tasty dishes in plenty, you
need to be prepared both physically and mentally. To avoid wastage, you need to
reduce the food that you consume prior to such an event. If your friends are
victims of the same, ask them to follow that advice. Also, tell them it’s
important for them to construct an eating schedule/plan. All these solutions,
however, require personal discipline.</span>
Teenagers get all their money from jobs. I don't know if this is the answer you were looking for but I hope it helps
