Answer:
b
Explanation:
The number of vibrations per second is known as the frequency
Answer:
396811.337 J
Explanation:
The cost of one short ton of coal = $56.45
The energy related to the short ton of coal =
Thus, As according to the question,
$56.45 of coal have of energy.
$1 of coal have of energy.
<u>The amount of energy = 396811.337 J</u>
Recycling!! And also planting more trees.
Hope this helps!
it can influence the temperature which affects the climate and climate affects weather