The properties and the measuring devices of the mass
The properties of the mass The mass is the amount of the matter in an object, the mass of any matter is a fixed value, It does not change by changing the state of...
Category: Force & Motion
The force and some technological applications depend on their motion on the effect of force
The force The force is the effect that changes the state of the object, the measuring unit of the force is “Newton” related to the scientist “Isaac Newton”, the motion of any object and...
Periodic motion, Concept and examples of oscillatory motion
The periodic motion The periodic motion is a motion which is regularly repeated in equal periods of time, The oscillatory motion and the wave motion are examples of the periodic motion.