Fall Semester Test

A descriptive statement or equation that reliably predicts events under certain conditions.

A series of steps followed to solve problems including collecting data, formulating a hypothesis, testing it, and stating the conclusions.

A description of how close a measurement is to the true value of the quantity measured.

The exactness of a measurement.

The application of science for practical purposes.

A system of ideas that explains many related observations and is supported by a large body of evidence acquired through scientific investigation.

A factor that changes in an experiment in order to test a hypothesis.

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

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

Anything that has mass and takes up space.