Blizzards

How do blizzards start?

• When two big areas of air meet

• When hot air expands and temperatures rise

• Anytime there is snow

• When it begins to rain

Blizzards are made of _______.

• rain only

• rain and wind

• frozen water

• sunshine

How fast does the wind have to blow in order for it be considered a blizzard?

• 35 mph

• 55 kilometers per hour

• 70 kilometers per hour

• 5 kilometers per hour

What does "visibility" mean?

• How far you can hear

• How far you can feel

• How far you can smell

• How far you can see

How long does a snow storm have to last in order to be considered a blizzard?

• 20 minutes

• 100 minutes

• 3 hours

• 2 hourse

What two qualities are not considered in determining a blizzard?

• hot air and cold air

• how cold it is and how much snow there is

• how fast the wind blows and how long it lasts

• how much it snows and the level of visability