Kinetic energy, movement <-> energy ?

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SUMMARY

Kinetic energy is defined as the energy possessed by a body due to its motion. When a person kicks a ball, they exert a force over a distance, transferring energy to the ball, which results in its movement and the acquisition of kinetic energy. The confusion arises from the interpretation of energy transfer; it is clear that energy is imparted to the ball, leading to its motion, rather than motion itself generating energy. This distinction is crucial for understanding the principles of kinetic energy.

PREREQUISITES
  • Understanding of Newton's laws of motion
  • Basic knowledge of energy transfer concepts
  • Familiarity with the definition of kinetic energy
  • Concept of force and distance in physics
NEXT STEPS
  • Study the mathematical formula for kinetic energy: KE = 1/2 mv²
  • Explore the relationship between force, mass, and acceleration in Newton's second law
  • Investigate energy conservation principles in physics
  • Learn about potential energy and its conversion to kinetic energy
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Students of physics, educators explaining energy concepts, and anyone interested in the principles of motion and energy transfer.

miibay
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Hi there,

I always thought that kinetic energy was the energy associated to a movement, ie, I have a ball in movement so I had printed the energy of my body on it when I kicked the ball, right? So I gave energy to the ball that started to move it. energy -> movement.
However, I was reading the book 'Principles of Chemistry' and in its definition of Kinetic energy they have 'energy given to a body by its movement', which according to my understanding means that I gave the energy to the ball when I kicked it and then the ball started to move, so movement -> energy.

Please help me! I'm so confused!

Thank you all in advance :)
 
Chemistry news on Phys.org
A body in motion has kinetic energy. (See: Kinetic Energy)

When you kicked the ball, you exerted a force on the ball through a certain distance, which resulted in the ball gaining kinetic energy.
 

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