Vocabulary
Anything that has mass and takes up space
Matter
A substance that cannot be broken down into any other substance by chemical or physical change
Element
The elements in the compound and the ratio of atoms
Chemical Formula
The amount of space that a matter occupies
Volume
Measurement of how hot or cold something is
Temperature
The study of matter and how matter changes
Chemistry
The basic particle from which all elements are made
Atom
Made of 2 or more substances that are together in the same place but their atoms are not chemically bonded
Mixture
the measure of the mass of a material in a given volume
Density
Total energy of the motion of all of the particles in an object
Thermal Energy
A single kind of matter that is pure with specific composition
Substance
The force of attraction between two atoms
Chemical Bond
The measure of the force of gravity on you
Weight
Alters the form or appearance of matter but does not turn any substance in the matter into a different substance
Physical Change
A change in which energy is absorbed
Endothermic Change
A characteristic of a substance that can be observed without changing it into another substance
Physical Property
A group of two or more atoms held together by chemical bonds
Molecule
The amount of matter in an object
Mass
A change in matter that produces one or more new substances
Chemical Change
Changes in matter when energy is given off
Exothermic Change
Characteristic of a substance that describes the ability to change into another substance
Chemical Property
A substance made of two or more elements that are chemically combined in a set ratio
Compound
Measurement of the properties of matter used by scientists
International System of Units (SI)
The fact that matter is not created or destroyed in any chemical or physical change
Law of Conservation of Mass
Energy stored in the chemical bonds between atoms
Chemical Energy