Anything that ha mass and takes up space. Flower takes up space and has mass.

The smallest unit of a chemical element. A small leaf because its small.

Each kind of element is made of only one kind of atom. Gold is a element.

A list of the chemical elements that exist in the universe. Periodic table is what we are talking about.

2 or more atoms joined together. May be the same element or different. Citric acid because it has 2 elements together.

Formed when 2 or more DIFFERENT atoms are joined together. 2 or more elements are put together in the photo