Glaciers form over land where temperatures are sufficiently low ...

[james9437]

Glaciers form over land where temperatures are sufficiently low so that, during the course of a year, ____.
   a. ice crystallization does not occur
   b. snow will not accumulate
   c. snow compaction does not occur
   d. less snow falls than will melt
   e. more snow falls than will melt

Question 2

The higher the ratio of oxygen-18 to oxygen-16 in the shells of organisms that lived in the sea during the geologic past, the ____ the climate at that time.
   a. colder
   b. warmer
   c. wetter
   d. drier
   e. more humid

[Sammyo]

Answer to Question 1

ANSWER: e

Answer to Question 2

ANSWER: a

[james9437]

Excellent

[scikid]

Gracias!