Snowflakes Introduction - ELL Science

Snowflakes Introduction - ELL Science

Snowflake Science

• Snowflakes are beautiful, but there is a lot of science to study about how they are made.

• What do you already know about snowflakes?

Multiple Choice

What are snowflakes made of?

• Solid water

• Liquid water

• Water vapor

Multiple Choice

Which two elements are in water?

• Hydrogen and oxygen

• Hydrogen and magnesium

• Oxygen and silver

• Hydrogen and carbon

Multiple Choice

Where do snowflakes the begin?

Multiple Choice

How many points does a snowflake have?

• 3

• 4

• 5

• 6

Multiple Choice

Can two snowflakes have exactly the same shape?

• No, they are never the same.

• It is possible, but not likely for two to be the same.

• Sometimes, they might be the same.

• Yes, they are always the same.

Lesson Objectives

In this lesson you will be able to:

- explain the chemical structure of snowflakes

- use the terms: hexagonal, covalent bonds, hydrogen bonds, and crystal lattice.