Answer:
840 W
Explanation:
The energy expended in hoisting the diver up is given by

<em>m</em> is the mass of the diver, <em>g </em>is the acceleration due to gravity and <em>h</em> is the height.
Using the values in the question and taking <em>g</em> as 9.8 m/s²,

The power is given by

<em>t</em> is the time.
Hence,

Natural was thought to be straight up or straight down and violent was thought to be the result of a push or pull
Answer:
Are you looking for the formula? because if so:
M L^2 T^-3 I^-2
Explanation:
May I have brainliest please? :)
Theories have both an explanatory an a predictive function. True