Class practical: Practice in estimating time and measuring time.

Practical Activity 14-16

Physics is all about noticing, and then reusing, common patterns. You got a handle on velocity–time graphs by thinking about...

Physics Narrative 14-16

The time-travelling astronaut: Russian cosmonaut Sergei Krikalev holds the record for time spent in orbit around the Earth...

Stories from Physics 11-14 14-16

The Isochronic map: In 1883, Francis Galton, Charles Darwin’s cousin, developed an ‘Isochronic Passage Chart for Travellers’...

Stories from Physics 11-14 14-16

The length of the day has not been constant throughout the Earth’s history. For the last 2,700 years, the length of a day has...

Stories from Physics 11-14 14-16

What is possibly the world’s longest running science experiment was set up at the University of Queensland, Australia in 1927...

Stories from Physics 11-14 14-16

In the 1850s, the expansion of the rail network emphasised differences in local times across the UK. For example, it was noted...

Stories from Physics 11-14 14-16

One of the best-known tests of the time dilation prediction of Einstein’s theory of relativity was the Hafele-Keating...

Stories from Physics 11-14 14-16