Questions

The geologic time scale is subdivided into 4 units called Eon, Era, Periods and Epochs.

A mountain is what has roots that nobody sees, Is taller than trees, Up, up it goes, Yet it never grows.

The head mirror used by ENT doctors is concave.

Gravitational force is the force that binds everything at the surface of the earth. Gravitational force is maximum at Poles.

The Egyptian scripts is known as Hieroglyphic which means 'sacred writing' . It consisted of 24 signs, each of which stood for a single consonant. Vowels were not written. Later the Egyptian started using symbols for ideas and the total number of signs rose to about 500. The writers, who constituted an important section of society , wrote with reed pens on the leaves of a plant called 'Papyrus' from which we get the word 'paper'.

The Congress of Vienna in 1814 to 1815 led to revolts in France because many people do not want absolute Monarchy.

A faint ring encircles Jupiter. Neptune and Uranus are also reported to show some sort of ring.