Physics Facts

• Because of differences in gravity, a 200 pound person would only weigh 76 pounds on Mars. More gravity facts.
• Electric eels can stun both predators and prey with electric shocks of around 500 volts. More electricity facts.
• Energy from food is usually measured in joules or calories. More energy facts.
• Light from the Earth takes just 1.255 seconds to reach the Moon. More light facts.
• Sound travels at a speed of around 767 miles per hour (1,230 kilometres per hour). More sound facts.
• When traveling at 80 kilometres per hour (50 miles per hour), cars use around half of their fuel just to overcome wind resistance.
• Water can work against gravity, moving up narrow tubes in a process called capillary action.
• A magnifying glass uses the properties of a convex shaped lens to magnify an image, making it easier to see.
• A scientist who studies physics is known as a physicist.
• 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.
• The fastest land animal in the world is the Cheetah, clocking a max speed of around 113 km per hour (70 mph).
• 1921 Nobel Prize in Physics was won by Albert Einstein for his work in the field of theoretical physics.