Chemistry Vocab Crossword

An explanation that is based on prior scientific research or observations that can be tested.
Anything that has mass and takes up space.
Substance that cannot be separated or broken down into simpler substances by chemical means: all atoms of an element have the same atomic number
Characteristic of a substance that does not involve a chemical change, such as density, color or hardness
Substance made up of atoms of two or more different elements joined by chemical bonds
Smallest unit of an element that maintains the chemical properties of that element.
A series of steps followed to solve problems, including collecting data, formulating a hypothesis, and stating conclusions.
A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
Property of matter that describes a substances ability to participate in chemical reactions
Property that does not depend on the amount of matter present, such as pressure, temperature, and density.
Property that depends on the extent or size of a system.