Actions Speak Louder Than Words

Facts spoke louder than words at the Company meeting where the Director tried to paint a rosy picture of the Company's financial health.

In our country many children speak more than one language find out from the followig the correct advantage to children who has ability to speak two languages.

Two sound waves have intensities of 10 and 500mu//cm^(2) . How many describe is the second sound louder than the first?

Two loudspeakers are being compared. One is preceived to be 32 times louder than the other. The difference in intensity levels between the two, when measured in decibles, is

"Lub' sound of heart beat is louder than 'Dubb'heart sound. Why?