Answer:
Part a)

Part b)

Explanation:
Since ball is dropped under uniform gravity
so here we can say that the distance of 3 m moved by the ball under uniform acceleration is given as

so we have


also we know that



now we will have


Part a)



Part b)
speed at the top of the window is

Answer:
North America, Europe, and most of Asia.
<u><em>I hope this helped at all.</em></u>
Answer:
orbitals
Explanation:
The region where an electron is most likely to be is called an orbital. Each orbital can have at most two electrons. Some orbitals, called S orbitals, are shaped like spheres, with the nucleus in the center.
Answer:
Explanation:
Given:
Charge = <em>q</em>
Electric field strength =
weight of the droplet = <em>mg</em>
The charge is suspended motionless. This is because the electric force on the charge is balanced by the weight of the droplet.
electric force on charged droplet, 
This is balanced by the weight, 
Equating the two:
