Collisions occur when two or more bodies come into contact, resulting in an exchange of momentum and energy. They can be elastic, where kinetic energy is conserved, or inelastic, where kinetic energy is not conserved. Understanding collisions is essential in ...
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The direction of motion refers to the path along which an object moves. It is determined by the object’s velocity vector, indicating both speed and the angle at which it travels. Understanding the direction of motion is essential in analyzing ...
Work, energy and power are fundamental concepts in physics. Work is done when a force causes displacement. Energy is the capacity to perform work, existing in forms like kinetic and potential energy. Power is the rate at which work is ...
Force is a physical quantity that causes an object to change its state of motion or rest. It is a vector quantity characterized by both magnitude and direction. Forces can be categorized as contact forces and non-contact forces such as ...
Fragments are incomplete sentences that lack a subject or a verb making them unable to stand alone. They often occur in writing when a thought is not fully expressed. Fragments can be effective in creative writing but should be avoided ...