PS.8.1.1 vocab cards

Volume

• The amount of space that a substance or object occupies.

• The weight of an object in a given space.

• The density of a substance in a specific volume.

• The temperature of a substance in a container.

Element

• A substance that cannot be broken down into simpler substances by chemical means.

• A mixture of two or more substances.

• A compound formed by chemical reactions.

• A solution that can be separated by physical means.

Mixture

• A material made up of two or more different substances which are physically combined.

• A single substance that cannot be separated into its components.

• A chemical reaction between two or more substances.

• A solution where one substance is dissolved in another.

Compound

• A substance formed when two or more chemical elements are chemically bonded together.

• A mixture of two or more substances that retain their individual properties.

• A single element that cannot be broken down into simpler substances.

• A solution where one substance is dissolved in another.

Mass

• A measure of the amount of matter in an object.

• A measure of the force of gravity on an object.

• The volume occupied by an object.

• The density of an object.

Homogeneous Mixture

• A mixture that has a uniform composition and properties throughout.

• A mixture that contains visibly different substances or phases.

• A mixture that can be separated by physical means into its components.

• A mixture that has a variable composition and properties.

Chemical Bond

• A temporary interaction between molecules that does not lead to compound formation.

• A lasting attraction between atoms that enables the formation of chemical compounds.

• A type of bond that only occurs in ionic compounds.

• A weak force that holds atoms together in a gas.

Matter

• Anything that has mass and takes up space.

• A substance that can be seen but not touched.

• A form of energy that cannot be measured.

• A type of chemical reaction that occurs in solids.

Heterogeneous Mixture

• A mixture where the components are uniform throughout.

• A mixture where the components can be visibly distinguished and are not uniform throughout.

• A mixture that contains only one type of substance.

• A mixture that has a consistent composition throughout.

Atom

• The smallest particle of an element that retains its chemical properties.

• A substance made up of two or more different elements.

• A type of molecule that cannot be broken down further.

• The basic unit of a chemical element.