<span>The answer is Mathias Schleiden and <span><span>Theodor Schwann</span></span></span>
Answer:
9.8 secs
Explanation:
the ball is in the air so it takes 9.8 secs to get to the ground
When a liquid changes to gas, this phase change is called vaporization or evaporization.
Answer:
The new intensity decreases by a factor of 16.
Explanation:
The intensity of sound wave is given by :

P is power
A is area

or
, r is distance from the source
If the distance from the source is increased by a factor of 4, r' = 4r
So,

So, the new intensity decreases by a factor of 16.
If she read 41 pocketbooks this month then she read last month=41-13=28