ENERGYFormsTransformationsThermal
FORMS OF ENERGY
Essential Question:How can you tell the difference between potential and kinetic energy?
POTENTIAL ENERGY
Stored energy due to the interactions between objects or particles.
KINETIC ENERGYEnergy due to movement. (Energy in motion)
LAW OF CONSERVATION OF ENERGY
Law states that energy can be transformed from one form to another; but it cannot be created or destroyed.
FORMS OF ENERGYTABLE 1 P 143
•MECHANICAL ENERGY•SOUND ENERGY•THERMAL ENERGY•ELECTRIC ENERGY•RADIANT ENERGY – LIGHT ENERGY•NUCLEAR ENERGY
MECHANICAL ENERGY
The sum of potential energy and kinetic energy in a system of objects.
SOUND ENERGY
The energy that sound carries.
THERMAL ENERGY
The sum of kinetic energy and potential energy of the particles that make up an object.
ELECTRIC ENERGY
The energy an electric current carries.
RADIANT ENERGY – LIGHT ENERGY
The energy that electromagnetic waves carry.
NUCLEAR ENERGY
Energy that is stored and released in the nucleus of an atom.
ENERGY TRANSFORMATIONSESSENTIAL QUESTIONS:
HOW DOES THE LAW OF CONSERVATION OF ENERGY
APPLY TO THE UNDERSTANDING OF ENERGY TRANSFER IN
NATURE?
WHAT EVIDENCE SUPPORTS THE LAW OF CONSERVATION OF
ENERGY?
WHAT ENERGY TRANSFORMATIONS TAKE
PLACE IN YOUR DAILY LIVES?
THERMAL ENERGYESSENTIAL QUESTIONS:
Why is it wrong to say, “ I am cold “ ?
How do we use the concept of thermal energy in our daily lives?