# USA HISTORY

## FIRST CONTACTS 28000 BCE 1821 CE

### CHRISTOPHER COLUMBUS

 Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How deep is a fathom?
 A 3 feet B 6 feet C 2 yards D 6 miles
Explanation:

Detailed explanation-1: -fathom, old English measure of length, now standardized at 6 feet (1.83 metre), which has long been used as a nautical unit of depth.

Detailed explanation-2: -A fathom is a unit of length in the imperial and the U.S. customary systems equal to 6 feet (1.8288 m), used especially for measuring the depth of water.

Detailed explanation-3: -A fathom is a unit of length used to measure the depth of water or the length of nautical rope or cable.

Detailed explanation-4: -The mean height of the land is 2250 feet; the mean depth of the whole ocean is 12, 480 feet (2080 fathoms).”

Detailed explanation-5: -In the middle of a region where the race horse is king, we arrive at the 8-acre 40 Fathom Grotto, a sinkhole with a maximum depth of 240 feet. The sinkhole is a deep, lush depression ringed with vegetation.

There is 1 question to complete.