How can we help?
You can also find more resources in our
Select a category
Something is confusing
Something is broken
I have a suggestion
What is your email?
What is 1 + 3?
Upgrade to remove ads
The Nature of Energy
any resource, such as wood, wind, water or solar energy, that can or will be replenished in a short period of time.
a natural resource that cannot be replaced or that replenishes over thousands or millions of years
coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.
plant material, manure, or any other organic matter that is used as an energy source
A method for changing plant and animal materials into high-quality fuels.
the energy released by a nuclear reaction
process in which an atom's nucleus is split into two nuclei releasing large amounts of energy
the process in which two atomic nuclei combine to form a larger nucleus, releasing huge amounts of energy
a reaction in which the material that starts the reaction is also one of the products and can start another reaction
electricity produced from the energy of moving water
Energy derived from the heat in the interior of the earth
The energy stored in chemical bonds and is released during a chemical reaction.
the careful management of the environment and of natural resources
conservation method in which old materials are processed to make new ones
energy from the Sun that is clean, inexhaustible, and can be transformed into electricity by solar cells
The energy captured by transforming the motion of air into electrical energy using a turbine
a colorless odorless gas used as a fuel
A wood alcohol that is used as fuel
a fuel made from corn and wheat that is used like gasoline but is a renewable resource
A colorless, flammable gas, occurring in petroleum and natural gas: used chiefly as a fuel.
A resource that is used in heating systems, in stoves, ovens, and some vehicles. It is the cleanest burning fossil fuel.
an electrochemical cell that uses replenishable substances such as hydrogen or oxygen or water to produce electricity
cells made of several layers of light-sensitive materials which convert sunlight directly into electrical energy
processed fuel made from vegetable oil or animal fats which can be used in unmodified diesel engines
Law of Conservation of Energy
the law that states that energy cannot be created or destroyed but can be changed from one form to another
Upgrade to remove ads