Monday, February 9, 2015

Always After the Perfect Snowflake!

Prelude to the next unit.

Snowflakes always have six sides or fingers as ordinary ice crystallizes in the hexagonal crystallographic system.  Crystalline solids are substances in which the particles are arranged in an orderly, geometric, repeating pattern.  They also have definite melting points (0 deg. C for ice) unlike amorphous solids such as rubber or glass.

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