Month: July 2025

REDSHIFT
The stretching of light waves due to an object moving away, supporting the expansion of the universe.

SPECTROSCOPY
The study of the interaction between light and matter, used to determine the composition of celestial objects.

PARALLAX
The apparent shift of an object when viewed from different perspectives, used in astronomy to measure distances.

OCCAM’S RAZOR
The principle that simpler explanations are generally preferable to more complex ones.

PEER REVIEW
The process of evaluating scientific work by experts before publication.

EMPIRICAL EVIDENCE
Data collected through observation and experimentation.

FALSIFIABILITY
The principle that scientific statements must be testable and capable of being proven wrong.

EXPERIMENT
A controlled test designed to support or refute a hypothesis.

OBSERVATION
The act of collecting data from natural occurrences or controlled experiments.

LAW
A mathematical or descriptive statement that reliably predicts natural phenomena.