Question

This map shows the Mid-Atlantic Ridge, which spreads approximately 2.5 cm/year. What is the rate of the spread in m/month?

A) .002
B) .3
C) 216
D) 777600

Answer 1

  2.5 cm                 1 meter                  1 Year
_______       x     ________      x     ________        = 0.002 m/month
  Year                     100 cm                12 mo.s

Answer 2

The answer is A 00.2