A vaccum unlike sound,light can travel through any matter including a great vacuum of nothing (space)
Beats.
When two sound waves of different frequency approach your ear, the alternating constructive and destructive interference causes the sound to be alternatively soft and loud - a phenomenon which is called "beating" or producing beats. The beat frequency is equal to the absolute value of the difference in frequency of the two waves.
This thermal energy flows as heat within the box and floor, ultimately raising the temperature of both of these objects.
I believe it is called centripetal force <span />
Answer:
the radius of the earth in himalayan region is greater than terai reagion. therefore, the value of 'g' at the poles is greater than the value of g at the equator. 12
Explanation:
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