Check out these physics facts for your exam. Learn about a wide range of cool topics such as gravity, electricity, light, sound and much more.

Enjoy the world of science with our amazing physics facts.

1. Because of differences in gravity, a 100kg (220 pound) person would only weigh 38kg (84 pounds) on Mars.
2. Electric eels can stun both predators and prey with electric shocks of around 500 volts.
3. Energy from food is usually measured in joules or calories.
4. Light from the Earth takes just 1.255 seconds to reach the Moon.
5. Sound travels at a speed of around 767 miles per hour (1,230 kilometres per hour).
6. When traveling at 80 kilometres per hour (50 miles per hour), cars use around half of their fuel just to overcome wind resistance.
7. Water can work against gravity, moving up narrow tubes in a process called capillary action.
8. A magnifying glass uses the properties of a convex shaped lens to magnify an image, making it easier to see.
9. A scientist who studies physics is known as a physicist.
10. Uranus is the only planet in our solar system that rolls on its side like a barrel, while Venus is the only planet that spins in the opposite direction to Earth.
11. The fastest land animal in the world is the Cheetah, clocking a max speed of around 113 km per hour (70 mph).
12. 1921 Nobel Prize in Physics was won by Albert Einstein for his work in the field of theoretical physics.



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