IPhO · International Physics Olympiad
Physics olympiad practice.
Mechanics to modern physics, from first national rounds to IPhO theory.
TierTopic
Feeder round
A crate, a string and a rough table
Ice in a summer drink
Getting the most from a battery
A lamp at the bottom of a pond
National final
A bead on a spinning hoop
A block on a sliding wedge
X-rays bouncing off electrons
Finding g with a metre rule pendulum
International
Rising air, clouds and a slow wobble
Electrons in crossed fields
Where the rainbow sits
Stopping atoms with light
Tier
QuestionsTime
One clock for the whole drill. Answers and explanations come at the end, like a real paper.