Category: General

Who is Harold Dixon?

On January 16, 1942, Chief Petty Officer Harold Dixon and his crew took off in a Douglas Devastator bomber for an anti-submarine mission over the Pacific ...

Can you sum decibels?

Sound pressure levels are expressed in decibels, which is a logarithmic scale. Therefore we cannot simply arithmetically add noise levels. For example, 35...

Is SAT becoming optional?

In light of widespread test date cancellations and students’ increasingly limited access to both test preparation and testing centers as a result of the c...

How do you calculate 7 roots?

The seventh root of a number is the number that would have to be multiplied by itself 7 times to get the original number. For example, the seventh root of...