Physics Facts & Trivia - Page 3

Due to gravitational effects, you weigh slightly less when the moon is directly overhead. Sciensational.com

Lake Baikal is the deepest lake in the world. Sciensational.com

When hydrogen burns in the air, water is formed. Sciensational.com

Diamonds are the hardest known substance. Sciensational.com

Most gemstones contain several elements, except diamond which is all carbon.

When glass breaks, the cracks move at speeds of more than 4,500 km/h (3,000 miles). Sciensational.com

If you could throw a snowball fast enough, it would totally vaporize when it hit a brick wall.

On a clear day, a beam of sunlight can be reflected off a mirror and seen up to 40km away. Sciensational.com

At the ocean's deepest point, due to immense pressure, an iron ball would take more than an hour to sink to the ocean floor.

There is enough fuel in a full tank of a jumbo jet to drive an average car around the world four times. Sciensational.com

A car travelling at 80 km/h uses half its fuel to overcome wind resistance. Sciensational.com