Snowflake science

Snowflakes are clusters of:

• Ice crystals
• Raindrops
• Water vapor
• Dust and ice

If you wanted to watch snow crystals forming, where would you look?

• Inside clouds
• between clouds and the ground
• on the ground
• inside the ocean

What conditions form the most complex snowflakes?

• When the air is warm and the humidity is high
• When the air is warm and the humidity is low
• When the air is cold and the humidity is high
• When the air is cold and the humidity is low

Which elements make up a water molecule?

• Hydrogen and oxygen
• Hydrogen and magnesium
• Oxygen and silver
• Hydrogen and carbon

How many simple variations of a snowflake are there?

• infinite

• six

• thirty-five

• about 100

If the temperature in the troposphere is slightly above freezing, what type of snowflakes form?

• large flakes

• sleet

• hail

• dry snow

Snowflakes are just one form of________that falls to earth.

• cycle

• temperature

• condensation

• precipitation

What does a snowflake on in a cloud?

• cloud

• rain drop

• dust particle

• tiny piece of hail

Simple snowflakes form when the air is____________

• more humid

• colder

• wetter

• more dry/less humid

In what atmospheric level do snowflakes form?

• ionosphere

• stratosphere

• earthosphere

• troposphere