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The first paragraph gives information about_.

• how many days snow lasts

• how snow forms

Snow is created when

• large masses of stable clouds slowly become crystallized

• nimbus clouds become snowflakes and move over ground

The word "genesis" (line 2) means

• origin

• life

The word "one" (line 4) refers to_.

• ground

• air mass

The word "localized" (line 13) means

• existing in a remote place

• happening within one small area

Snow is compared to rainfall in that both snow and rainfall_.

• can last long and cover a large area

• exist when a warm and cld air mass meet

Hailstones are formed when

• there are very sudden changes around cumulonimbus clouds

• there is strongcirculation within cumulonimbus clouds

Hailstones do not last long because they_.

• are formed on clear sunny days over hot ground with warm ram

• prevent the sun from shining over the ground

All the statements are true EXCEPT:

• hail is denser than snow but can form a much deeper layer of fallen hail

• the same mass of water produces a much deeper layer of snow than hail

It can be inferred from the passage that_.

• the conditions within cloud can result in different kinds of natural phenomena

• snow and hailstones are produced in the same way