Big Idea: The Earth is a planet orbiting the Sun - one of many stars
in our galaxy, which is one of many galaxies in the Universe. More info...
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Demonstration: three methods of visualising elliptical orbits.
When Tycho Brahe was 17, he observed the conjunction of Jupiter and Saturn and was dismayed to find that the astronomical...
In this episode, students will learn how to combine concepts learned in the study of circular motion with Newton’s Law of...
Recognising and celebrating outstanding contributions to the field of physics education.