Conservation of Matter

Front

What is the Conservation of Matter?

Back

The principle that matter cannot be created or destroyed in a chemical reaction.

Front

What happens to matter when something burns?

Back

It escapes as gas.

Front

What is an example of matter changing form?

Back

When ice melts into water.

Front

If you weigh something before and after a reaction, what should happen to the weight?

Back

It should stay the same if no matter is lost.

Front

What is a gas bubble?

Back

A small pocket of gas that can form in liquids, like in dough.

Front

What happens to gas bubbles in dough when it is baked?

Back

They get larger, making the dough rise.

Front

If 25 grams of sugar dissolves in 150 grams of water, what is the total weight?

Back

175 grams.

Front

What is an example of matter being conserved?

Back

The weight of a sealed air bag stays the same before and after it inflates.

Front

What does it mean when we say matter is 'conserved'?

Back

It means the total amount of matter remains constant.

Front

What is an example of matter disappearing?

Back

Matter does not disappear; it changes form or state.