In some places, the crust of the Earth is rising as much as ...

[panfilo]

In some places, the crust of the Earth is rising as much as ________ per decade because of crustal adjustment after the Pleistocene ice melted.
 
  A) 2 centimeters (5 inches)
  B) 20 centimeters (10 inches)
  C) 2 meters (6 feet)
  D) 20 meters (66 feet)
  E) 2 kilometers (6,600 feet)

Question 2

Today, more than ________ percent of Earth's surface is affected by periglacial conditions.
 
  A) 90
  B) 75
  C) 60
  D) 20
  E) 1

[meryzewe]

Answer to Question 1

Answer: A

Answer to Question 2

Answer: D