Light Memory Match
Flip the cards and match each light term with its definition — the vocabulary of lenses, mirrors, and rainbows.
How to play
Click a card to flip it over.
Flip a second card to try for a match.
Matched pairs stay face-up; mismatches flip back.
Match all 8 pairs to win. Fewer moves means a better score.
Scoring
Win by matching all 8 pairs. Your move count is your score — under 14 moves is excellent, under 18 is good.
Levels
Study round
All 8 pairs face-down. Take your time and learn the terms.
Speed run
Replay immediately and beat your previous move count.
What physics did you just use?
You just rehearsed the vocabulary of geometric optics. Reflection and refraction are governed by two simple angle rules, and every lens, mirror, camera, and fiber-optic cable is an application of them. Real versus virtual images is the distinction that makes ray diagrams click.
Key concepts
- Reflection and refraction
- Real vs virtual images
- Total internal reflection