Science 8 Reviewers

Scientific Method: a systematic approach to problem-solving in science, including observation, hypothesis, experimentation, analysis, and conclusion.

Matter: anything that has mass and occupies space; includes solids, liquids, and gases.

Atoms: the basic unit of matter, composed of protons, neutrons, and electrons.

Elements: pure substances that cannot be broken down into simpler substances; represented in the periodic table.

Compounds: substances formed from two or more elements chemically bonded together.

Chemical Reactions: processes where substances undergo chemical changes to form new substances, often involving energy changes.

Energy: the capacity to do work; exists in various forms: kinetic, potential, thermal, chemical, and nuclear.

Ecosystem: a community of living organisms interacting with their environment, including both abiotic and biotic factors.

Force: an interaction that causes an object to change its velocity; measured in Newtons.

Motion: the change in position of an object over time, described in terms of displacement, speed, velocity, and acceleration.

Waves: disturbances that transfer energy through matter or space; includes mechanical waves and electromagnetic waves.