Answer:
Explanation:
Use the kinematic equation

The initial velocity was given from the word "falls." Acceleration due to gravity is 9.8 m/s^2.

Answer: A.
Lithium sulfide is the inorganic compound with the recipe Li2S. It solidifies in the antifluorite theme, depicted as the salt (Li+)2S2−. It frames a strong yellow-white deliquescent powder. In air, it effectively hydrolyses to deliver hydrogen sulfide (spoiled egg scent).
Answer:
<em>Power = 1800 W</em>
Explanation:
<u>Power = work / time</u>
<em>Power = 4500 / 2.5</em>
<em>Power = </em><u><em>1800 W</em></u>
<em />
V=D/T
22 m/s = 6.5 m / T - divide distance by speed
T = 0.30 s
Hope this helps