Answer:
A study of the different amounts of time it takes water to evaporate completely
Answer:

Explanation:
As we know that rms speed of ideal gas is given by the formula

here we know that

molecular mass of gas is given as

now from above formula we have

now we have

Answer:
option B...
they represent different concept...
i hope this will answer your question
Answer:
At its most natural frequency. ... A forceful voice, exquisite control of frequency, and oscillating
The second major reason for the difference in gravity at differentlatitudes is that the Earth's equatorial bulge (itself also caused by centrifugalforce from rotation) causes objects at the Equator to be farther from the planet's centre than objects at the poles.