Weightlessness

A spacecraft on its path is in a constant state of free fall.

Related extras

Exceeding the speed of sound

What is the speed of sound? What happens when an object exceeds the speed of sound?

Sir Isaac Newton

Newton, one of the greatest physicists, has laid down the basics of mechanics. In this video we...

Simple harmonic motion and uniform circular motion

Simple harmonic motion can be considered to be the one-dimensional projection of uniform...

Boiling at room temperature

Water boils at 100 degrees Celsius. But is it possible to boil water at room temperature?

Thermal expansion of bridges

The length of the metal frameworks of bridges change when the temperature changes.

Torsion balances

A force can be measured by measuring the twisting of the torsion wire in a torsion balance.

The clever karate master

Can we break a stick with the weight of only a few sheets of paper?

Dynamic lift

High speed generates a lift on aeroplane wings due to their asymmetrical profile.

Added to your cart.