Borax Snowflakes Lab

Borax Snowflakes Lab

Poll

Question: Was the Borax Snowflake a physical or chemical change

• Physical

• Chemical

• I have no idea

Poll

When the borax dissolved from a solid to a liquid, was there a phase change?

• yes

• no

Poll

Is a phase change a sign of a chemical or physical change?

• physical

• chemical

Poll

Was there a sudden change in temperature when the Borax was mixed with the hot water?

• yes

• no

Poll

Was there an unexpected color change when the borax mixed with the water?

• yes

• no

Poll

Was there any bubbling that occurred ( a new substance created ) ?

• yes

• no

Multiple Select

Evidence: Check all that apply. What are the signs of a chemical reaction?

• unexpected color change

• phase change from a solid to a liquid

• bubbling

• extreme temperature change

Open Ended

Reasoning : Why do you think that a physical or chemical change took place? 3- 5 sentences

1) Restate Claim

2) State evidence

3) We know from science that...

4) Therefore,