Answer:
A trough
Explanation:
A trough is an elongated area of relatively low pressure extending from the center of a region of low pressure.
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All of the electromagnetic energy radiated from the sun (and from
other stars) is the product of nuclear fusion in its core.
When you add more water to the balloon, it makes it heavier. Therefore it would weigh the balloon down ( increasing mass) and increasing the energy to plummet down. So the answer is B.
The work done to stretch the spring will be 112 J.
<h3>What is spring force?</h3>
The force required to extend or compress a spring by some distance scales linearly with respect to that distance is known as the spring force. Its formula is
F = kx
The given data in the problem is;
F is the spring force =?
K is the spring constant= 8.5 N/m
x is the length by which spring got stretched = 1.2m
The work is done to stretch the spring is;

To learn more about the spring force refer to the link;
brainly.com/question/4291098
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