When is a snow crystal called a "twin", consisting of twelve arms?

When 2 crystals start from the original speck and form.

What does the shape of a snow crystal depend on?

How wet and cold the cloud is that it falls through

How is a snowflake created?

Snow crystals bumping into each other and sticking together

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The Story of Snow

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Reading comprehension quiz

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Questions 10

Answers

1
How do plate crystals differ from star crystals?
They have 8 sides
They are thick crystals
They aren't flat
They don't have arms
2
When is a snow crystal called a "twin", consisting of twelve arms?
When 6 crystals start from the original speck and form.
When 2 crystals start from the original speck and form.
When 12 crystals start from the original speck and form.
When 4 crystals start from the original speck and form.
3
What does the shape of a snow crystal depend on?
The amount of water vapor that sticks to the snow crystal
The size of the speck
How wet and cold the cloud is that it falls through
The heat while passing through a cloud
4
A speck is in the center of a snow crystal. What are specks made from?
dirt, salt, air, water
Dirt, ash, salt and bacteria
Water, air and salt
Only bacteria
5
Which snow crystal shape is not flat?
The dish-shape
The plate-shape
The star-shape
The column-shape
6
What can we tell by the picture of complicated snow crystals through a microscope?
That all appear to be 2 basic shapes
That all resemble flowers
That all are exactly alike
That no 2 are exactly alike
7
How many arms does the star-shaped snow crystal have?
10
4
6
8
8
How is a snowflake created?
Snow crystals bumping into each other and sticking together
By the snow crystals growth after falling below the clouds
Tiny particles attaching to the snow crystal as it falls
By water droplets striking and sticking to the crystal
9
Water droplets can strike a crystal, freezing it forming little bumps on the crystal called___?
specks
columns
plates
rime
10
What happens to a snow crystal after it falls from the clouds?
It grows and starts to wither
Its speed increases
The dirt and salt in the air changes its shape
It grows bigger and heavier

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