Final Physics Daily Quiz 1

A Jet engine works on the principle of conservation of :

The surface temperature of the Sun is nearly :

If the electrical resistance of a typical substance suddenly drops to zero, then the substance is called :

A spherical air bubble is embedded in a piece of glass. For a ray of light passing through the bubble, it behaves like a :

‘The stars seem to be higher on the sky than they actually are'. This can be explained by :