Answer:

Explanation:
given,
ω(t) = 2.00 rad/s- 2.1.00 rad/s³ t²
angular acceleration of the blade at t= 9.10 s




angular acceleration of blade at t = 9.10


Answer:
hydrogen bond
Explanation:
Water has atom of oxygen and 2 atoms of hydrogen. The bond is formed between oxygen of one molecule and hydrogen of another molecule. This bond is called hydrogen bond.
<span>I think it would kinetic energy which is the same as potentail energy</span>
Your right. It's C. This question is difficult