The study of matter and the changes that it undergoes.
Matter that has a definite composition; also known as a chemical.
A measure that reflects the amount of matter.
A vusual, verbal, and/or mathematical explanation of data collected from many experiments.
A measure of an amount of matter and also the effect of Earth's gravitational pull on that matter.
A judgment based on the information obtained.
In an experiment, the standard that is used for comparison.
In an experiment, the variable whose value depends on the independent variable.
A set of controlled observations that test a hypothesis.
A tentative, testable statement of prediction about what has been observed.
In an experiment, the variable that the experimenter plans to change.
Information describing color, odor, shape, or some other physical characteristic.
Numerical information describing how much, how little, how big, how tall, or how fast.
Describes a relationship in nature that is supported by many experiments.
A systematic approach used in scientific study; an organized process used by scientists to do research and to verify the work of others.
An explanation supported by many experiments; is stull subject to new experimental data, can be modified, and is considered valid if it can be used to make predictions that are proven true.
A type of scientific investigation that is undertaken to solve a specific problem.
A type of scientific investigation that seeks to gain knowledge for the sake of knowledge itself.