Answer:
so i would say 11.4 i dont have work only this link
Explanation:
https://flexbooks.ck12.org/cbook/ck-12-physics-flexbook-2.0/section/11.4/primary/lesson/wave-speed-ms-ps
I believe the answer is heat.
Answer:
Electrical Conductivity is 3200 
Solution:
As per the question:

Mobility of electrons, 
Mobility of holes, 
Charge, Q = 
Now,
The formula for the conductivity is given by:


Answer:
95 feet
Explanation:
We have given that 4 boards are of
so total number of feet of 4 boards = 
Two board are of
so total number of feet of two board 
And two boards are of
so total feet 
So total height of all boards = 58.5+23.5+13=95 feet
The answer to that is D. If u think about all u have to do is multiply 5 times 2 = 10