INTRODUCTION: PHYSICAL CHANGE CHEMICAL CHANGE Processes in which no new chemical substances are formed are called physical changes. Example: 1. Melting of ice 2....
REFLECTION When the light rays incident on an opaque(non transferant) object it bounce back.This phenomenon of light is called reflection. LAWS OF REFLECTION;_ 1) The incident ray,reflected ray and...
Inert Pair Effect in Group 13In the modern periodic table, the elements of the boron family present in group 13 are:Boron (B), Aluminium (Al), Gallium (Ga), Indium (In) and Thallium (Tl)Their general electronic...
Amoeba is a holozoic and protozoan. The digestion is intracellular as it is a unicellular organism. The food taken remains in a food vacuole or gastric vacuole formed by the cell membrane and a bit of...