Solids don't keep a shape
In a liquid the molecules are packed tightly together.
A gases molecules are very free and they would move about a lot.
Baking soda is a gas.
In a warm room ice changes to water.
When we make the baking soda and the vinegar, it made a liquid.
In the underwater candle experiment, it is better to use a thick candle than a thin candle.
What is in the balloon?
gas
a solid
Liquid
Something else
When water is a liquid and you apply heat it becomes a gas.
The baking soda and vinegar experiment shows us a chemical reaction
