Saturated or Not

Front

You stir a spoonful of sugar into your iced tea, and it disappears completely.

Back

Unsaturated

Front

You keep stirring sugar into your hot coffee, but some sugar remains at the bottom of the cup, no matter how much you stir.

Back

Saturated

Front

You open a bottle of soda, and bubbles immediately start forming and rising to the surface.

Back

Gas escaping

Front

You add a tiny crystal of salt to a clear saltwater solution, and no new salt dissolves.

Back

Saturated

Front

A fish tank left standing for a while develops small bubbles on the sides and decorations.

Back

Gas escaping

Front

You heat up a sugar solution, and suddenly you can dissolve more sugar into it.

Back

Unsaturated

Front

You have a clear saltwater solution. You leave it out in the sun, and after a while, you see tiny salt crystals forming at the bottom of the container.

Back

Saturated (Super-saturated)

Front

You drop a pebble into a cup of tea. The pebble remains unchanged and doesn't disappear.

Back

Insoluble

Front

You stir a small amount of sand into a glass of water. The sand settles at the bottom and doesn't disappear.

Back

Insoluble

Front

You add a drop of food coloring to a large beaker of water, and it quickly spreads out evenly throughout the water.

Back

Unsaturated