Energy is the capacity of a body to perform transformations and do work.
Every day we get up, get dressed, go to school, study, do projects and play sports. All these things are possible thanks to energy our bodies obtain from food.
Technological objects that we use also require energy to function correctly and perform task.
FORMS OF ENERGY
UNITS OF MEASUREMENT FOR ENERGY
In the international system, energy is measured in joules. When energy takes the form of heat, we often express it as calories.
POWER
Power is a measurement of how quickly work is done.
The power of a machine is the amount of work that it can do in a certain amount of time.
No hay comentarios:
Publicar un comentario