law of conservation of energy

ریشه

The term 'conservation' comes from the Latin word 'conservatio', meaning 'preservation'. The law of conservation of energy was first formulated by the German physicist Hermann von Helmholtz in the mid-19th century.

مثال

• According to the law of conservation of energy, the total amount of energy in a closed system remains constant.
• When a ball is dropped from a height, the law of conservation of energy states that the potential energy is converted into kinetic energy.
• The law of conservation of energy is a fundamental principle in physics.