Using Figure 12.11 in your textbook, which option correctly ...

[vHAUNG6011]

Using Figure 12.11 in your textbook, which option correctly identifies a time that polarity changed from normal to reverse and back?
 
  A) normal to reverse: 3.04 million years ago, reverse to normal: 2.60 million years ago
  B) normal to reverse: 2.60 million years ago, reverse to normal: 1.79 million years ago
  C) normal to reverse: 3.33 million years ago, reverse to normal: 3.04 million years ago
  D) normal to reverse: 1.79 million years ago, reverse to normal: 0.99 million years ago

Question 2

What is true of Iceland?
 
  A) Iceland is contracting at a rate of about 4 mm per year due to melting at the Mid-Atlantic Ridge.
  B) Iceland is stretching at a rate of about 4 mm per year due to expansion at the Mid-Atlantic Ridge.
  C) Iceland is contracting at a rate of about 4 m per year due to melting at the Mid-Atlantic Ridge.
  D) Iceland is stretching at a rate of about 4 m per year due to expansion at the Mid-Atlantic Ridge.

[medine]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: B

[vHAUNG6011]

TYSM

[JaynaD87]

Gracias!