Table of Contents GRAVITY AND ACCELERATION DUE TO GRAVITY In this universe each body attracts every other body. The attraction between different planets is known as gravitation. The earth
Table of Contents CENTRIFUGAL FORCE The force of centrifugal force is an apparent force that affects objects in circular motion by pushing them away from the center of rotation.
Table of Contents CENTRIPETAL FORCE Centripetal force is known as the force responsible for maintaining an object’s circular motion by directing it towards the center of the circle. It
Table of Contents GEOSTATIONARY SATELLITE AND PARKING ORBIT The Earth rotates on its axis (the straight line connecting the North and South Poles) once every 24 hours—this is the
Table of Contents Image – Astronomer Johannes Kepler, Courtesy – Wikimedia Commons INTRODUCTION TO MOTION OF PLANETS Since the time of the astronomer Copernicus, it has been known that several
Table of Contents Image – Astronomer Johannes Kepler, Courtesy – Wikimedia Commons MOTION OF PLANETS AND SATELLITES Since the time of the scientist Copernicus, it has been known that various
Table of Contents WHAT IS GRAVITY Gravity is a force that pulls two objects towards each other. Everything that has mass also has gravity. The more massive the object, the
Table of Contents INTRODUCTION Since ancient times, the curiosity of scientists about planets and stars is immense. Nicolaus Copernicus was the first to say that the sun is fixed and
Table of Contents INTRODUCTION OF ARTIFICIAL SATELLITE Moon is Earth’s only satellite. As discussed earlier, the motion of various planets or satellites can be determined from Newton’s law of
INTRODUCTION OF ESCAPE VELOCITY If an object is thrown straight up from the earth’s surface, the object rises to a certain height and falls to the earth’s surface due to
