It would take 57 test tubes to equal a pint
Answer:
Gases - Water vapor, Nitrogen, Oxygen etc. Describe what happens to air pressure as you rise upwards in the atmosphere. What causes this change in air pressure? As altitude increases, air pressure will decrease As altitude increases the gas molecules that make up the air spread further apart
Answer:

Explanation:
P = Power Output = 1000 W
r = Radius = 35000000 m
= Permittivity of free space = 
c = Speed of light = 
Intensity of Electric radiation is given by

Intensity of Electric radiation is given by

The amplitude of the electric field vector is 
Answer:
static and current electricity