Water has mass and takes up space. Therefore, it is Matter.

Atoms are the smallest unit of a chemical element. This is a picture of an atom.

Gold is an element. There are about 120 elements.

The periodic table organizes all the elements.

2 or more of the same or different atoms joined together.

2 or more different atoms combined. Legos symbolize different peices connected to each other.

The product of photosynthesis.

I chose lightning because just as lightning- a form of energy- breaks from a cloud, energy- food- bursts from glucose

Results from a chemical reaction

The little numbers in chemical equations

A substance that undergoes change during a reaction

What trees produce

What humans use to breath