The Science of Snowflakes

1. What shape do snowflakes typically have?

• Circular

• Hexagonal

• Square

• Triangular

2. How do snowflakes form compared to ice cubes?

• Ice cubes form from vapor.

• 
  Snowflakes form from water vapor turning into ice.

• Ice cubes are symmetrical.

• Snowflakes are made of liquid water.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

3. What is the basic structure of a water molecule?

• One hydrogen and two oxygen atoms

• Two hydrogen and one oxygen atom

• One hydrogen and one oxygen atom

• Three hydrogen and one oxygen atom

Tags

NGSS.MS-PS1-1

4. 4. What kind of bond forms between oxygen and hydrogen in a water molecule?

• Ionic bond

• Hydrogen bond

• Covalent bond

• Metallic bond

5. 5. What causes the unique shape of a snowflake?

• The temperature of the ground

• Atmospheric conditions

• The size of the water molecule

• The angle of the sun

Tags

NGSS.MS-PS1-4

7. 6. What role does humidity play in snowflake formation?

• It makes snowflakes heavier.

• It determines how many snowflakes fall.

• It affects the growth and shape of snowflakes.

• It has no effect on snowflakes.

7. Why is it difficult to ski on completely dry snow?

• It is too wet.

• It has too much friction.

• It melts quickly.

• It is too light

8. 8. What happens as skis move over snow?

• They create ice.

• They warm the snow and create a layer of water.

• They break the snowflakes apart.

• They cool the snow down.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

9. 9. Are all snowflakes identical?

• Yes, they are all the same.

• No, they are almost never identical.

• Yes, they are identical in shape.

• No, but they are very similar.

10. 10. How do scientists view the mystery of snowflakes?

• They have solved it completely.

• They are still trying to find answers.

• They believe it is unimportant.

• They think all snowflakes are the same.