Atoms and Matter

The the smallest particle of an element that still has the element’s properties.

• proton
• neutron
• atom
• electron

Pure substances—such as nickel, hydrogen, and helium—that make up all kinds of matter.

• element
• atom
• proton
• neutron

These have a positive electric charge and are found in the nucleus of an atom.

• electron
• neutron
• proton

These have a negative electric charge and move around outside the nucleus.

• electron
• proton
• neutron

These are neutral in electric charge and are  found in the nucleus.

• electron
• proton
• neutron

The nucleus is at the center of the atom and is made up of

• just protons
• just neutrons
• protons and neutrons
• protons and electrons

___ is anything that has mass and volume.

• A compound
• Matter
• An element

___ is a measure of the amount of matter in a substance or an object.

• Volume
• Density
• Mass

This law states that matter cannot be created or destroyed.

• Law of Superposition
• Law of Gravity
• Law of Conservation of Mass
• Law of Stratigraphy