Snowflakes

Who took the first picture of snowflakes?

• Wilson A. Bentley

• Anna Mae Hays

• Melissa Cashman

• Frosty the Snowman

Why do snowflakes look white?

• snow is white

• it is reflecting sun off the crystal faces

• It is melting

Tags

NGSS.MS-PS4-2

How many points /sides do snowflakes have?

• 4

• 10

• 6

• 8

How many different snow flakes did he capture?

• less than 500

• More than 500

• Less than 4,000

• More than 5,000

Colder temperatures = more ______ snow crystals

• round

• straight

• pointy

Why are snowflakes unique?

• They all look the same

• They all look different

• they are so small

• they are made of dust and water particles

How big do you think the biggest snowflake was?

• 3 inches wide

• 9 inches wide

• 12 inches wide

• 15 inches wide

Snowflakes are clusters of...

• Ice crystals

• Raindrops

• Water vapor

• Gas and dust

Tags

NGSS.MS-ESS2-4

What conditions form the most complex snowflakes?

(Think cold and wet.)

• Warm air; high humidity

• Warm air; low humidity

• Cold air; high humidity

• Cold air; low humidity

Tags

NGSS.MS-ESS2-4

As a snowflake falls to earth, it undergoes a change. What type of change does it undergo?

• It changes colors.

• It grows and changes size and shape.

• It loses its crystal lattice structure.

• It melts into water.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5