Energy , Finding Kinetic energy and Potential energy of an object
Energy It is the ability to do work , Man needs the energy to exert effort ( do work ) without energy no task can be performed , The unit of measuring energy is...
Category: Physics
Factors that affect work & Effect of the angle between force & displacement on work
Work The meaning of work in physics is different from that used in everyday life , Work does not mean that a tough task is done , In physics , there are two conditions...
Idea of launching the satellite & Factors affecting orbital velocity of a satellite
Importance of satellites The satellite is considered as a very high tower that can be used in transmitting and receiving the wireless waves , Satellites can be classified according to their applications into Astronomical...
Newton’s Universal Gravitation Law, Circular Motion & Factors affecting gravitational field intensity
Coincidence played the main role in the discovery of the general gravitational law by Isaac Newton when he noticed the fall of an apple from a tree to the ground , Newton concluded some...
Laws of circular motion (Centripetal Acceleration, Tangential linear Velocity & Centripetal Force)
Centripetal Acceleration Changing the direction of velocity leads to the existence of acceleration called the centripetal acceleration ( a ) which is the acceleration acquired by an object moving in a circular path due...
Laws of Circular motion & Types of centripetal force
Circular motion is considered one of the most important movement in the universe such as Motion of the Earth around the Sun , Motion of the Moon around the Earth , according to Newton’s...
