Chemistry Unit 1 Science Dimensions HMH

The amount of space that an object takes up, or occupies

The ratio of the mass of a substance to the volume of the substance

A solid whose atoms, ions, or molecules are arranged in a regular, repeating pattern

A sample of matter, either a single element or a single compound, that has definite chemical and physical properties

A substance made up of atoms of two or more different elements joined by bonds

A substance that cannot be separated or broken down into simpler substances by chemical means

Anything that has mass and takes up space

The smallest unit of an element that maintains the properties of that element

A measure of the gravitational force exerted on an object; its value can change with the location of the object in the universe

A measure of the amount of matter in an object

An arrangement of the elements in order of their atomic numbers such that elements with similar properties fall in the same column, or group

A group of atoms that are held together by chemical bonds; the smallest unit of a compound that keeps all the properties of that substance

The attractive force that holds atoms or subunits of atoms together