ntaexam

Lead is the fifth element in the fourteenth column of the periodic table. It is classified as post-conversion metal, heavy metal and poor metal. The lead atom has 82 electrons and 82 protons with 4 … Read more

A desert is a barren field of landscape where little precipitation occurs and, consequently, living conditions are hostile for plant and animal life. Deserts are filled with mile-long sand dunes. However, not all deserts are like that. Many … Read more

Education Essay: “Education is the most important weapon to change the world,” was a wise statement by Nelson Mandela. A person’s growth and development as a citizen are greatly influenced by their level of education. Education … Read more

Occupation Pharaoh of Egypt Born 1508 BC Died 1458 BC Known for The last pharaoh of Ancient Egypt The Princess Hatshepsut was a princess of Egypt at birth. Thutmose I, the Pharaoh, was her father. … Read more

Uranium is the heaviest of the natural elements. It is found on line seven of the periodic table and is part of the actinide group. The uranium atom has 92 electrons, and 92 protons with … Read more

Gravity is the mysterious force that brings everything down to Earth. But what is it? Turns out everything has gravity. It’s just that some objects, like the Earth and the Sun, have a much greater … Read more

Living organisms are constantly creating new cells. They make new cells grow and also to replace old cells that have died. The process by which new cells are made is called cell division. Cell division … Read more