B because science is to experiment and that’s y it’s b hope you have a nice day or night
Answer: How much gravitational potential energy does the ball have at this point? At h = 20.4 m the gravitational potential energy of the ball reaches maximum.
How much work did I do lifting up the ball? As you are lifting the object you are doing work on the object. The work W done on an object by a constant force is defined as W = F·d. It is equal to the magnitude of the force, multiplied by the distance the object moves in the direction of the force.
Answer:
it take 687 days for Mars orbit around the sun
Answer
0.001339 liter
Explanation:
It is given that radius = 4 cm =0.04 m
volume of sphere
It is given that hose delivers five liters per minute
So the water flows through sphere per minute is given by 5×2.674×=0.001339 liters
Choice-D is the only velocity on the list.
(It has a speed and a direction.)