Question

1. SONAR was invented
A. in 1957
B. by implementing microwave technology
C. in response to the sinking of the Titanic
D. none of the above

2. The mid-Atlantic ridge ends at its southern end on the
A. Southwest Indian Ridge
B. Pacific Antarctic Ridge
C. Southeast Indian Ridge
D. Juan de Fuca Ridge

3. The mid-Atlantic ridge separates the
A. North American Plate from the Eurasian Plate
B. North American Plate from the African Plate
C. South American Plate from the African Plate
D. all of the above

4. The greatest depth of any part of any ocean is
A. 2,500 meters
B. 11,000 meters
C. 13,000 meters
D. 17,500 meters

Answer 1

Qu. 1) D. None of the above

Qu. 2) C. Southeast Indian Ridge

Qu. 3) A. North American Plate from the Eurasian Plate

Qu. 4) B. 11,000 meters