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Listed under:  Science  >  Forces and energy  >  Fundamental forces  >  Gravity
Interactive

Sites2See: Surf safety

A webpage about surfing safety, dangerous waves and rips, and the history and science of surfing. A 'For Kids' section provides games and quizzes for young swimmers and surfers.

Interactive

Sites2See: Sustainable transport

A single web page resource developed with the NRMA containing links to sites and other resources about hybrid vehicles, low emission fuels and sustainable transport.

Video

Measuring gravity

Did you know you can measure gravity? The more mass an object has, the more gravity it has, so by measuring the mass of something, you can figure out its gravity. Why do you think climate scientists may want these measurements? Watch this NASA animation to find out.