Elements
Labs and Experiments
Chemical Reactions
Vocabulary
Significant Figures
100

Which Element is most important for breathing?

Oxygen

100

Which experiment did Sublimation happen?

Dry Ice Experiment

100

We breathe in oxygen, and we breathe out __________.

Carbon Dioxide

100

What is matter?

Everything

100

0.001000

4

200

Which element is found in floating balloons?

Helium

200

What was the chemical that was mixed with glue to create slime?

Borax

200
What reacts with baking soda to fizzle?

vinegar

200

What is plasma?

The fourth state of matter

200

400922

6

300

This element is found in light up signs.

Neon
300

What is dry ice made of?

Frozen Carbon Dioxide

300

What causes other colors in flame?

Different elements mixed in flame

300

What is a significant figure?

Numbers used in measuring accurately

300

899900000000

4

400

This element is lightweight and used in most cars.

Aluminum

400

What do we use to measure the liquid we need in an experiment?

Graduated cylinder

400
What causes more air flow with dry ice?

warm water

400

Give an example of a physical change.

Change of size, etc.

400

345.10000

8

500

Which element is found in table salt?

Sodium

500

What was mixed with slime to give it a puffy feel?

Shaving Cream

500

What causes the breakdown of milk in the milk exploding experiment?

Dishwashing Soap

500

What is considered a chemical change?

Change in color, change in smell, change in temperature, etc.

500

10.0000000

9