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Forms of Energy Energy – the ability to do work or cause change

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Presentation on theme: "Forms of Energy Energy – the ability to do work or cause change"— Presentation transcript:

1 Forms of Energy Energy – the ability to do work or cause change
(work is the application of a force through a distance)

2 Potential Energy This is the energy stored by an object as a result of its position. A roller coaster at the top of a hill has this kind of energy. An arrow that has been drawn back on a bow has this kind of energy.

3 Kinetic Energy The energy of motion. For example, a spinning top, a falling object and a rolling ball all have this kind of energy. The motion, if resisted by a force, does work. Wind and water both have this kind of energy.

4 Venn Diagram of Kinetic vs. Potential Energy
*Type of energy *Transforms into another type of energy *Energy of Motion *Increases as motion increases *Stored Energy *Not moving *Increases based on position/height

5 Mechanical Energy Energy that can be used to do work. It is the sum of an object's kinetic and potential energy. Examples: elevator, Car, hammer in motion

6 Biomass Energy An energy resource derived from organic matter. For example, many people use this form of energy to heat their homes when they burn wood. Another example, corn can be fermented to produce ethanol that is burned as a liquid fuel.

7 Chemical Energy The energy stored on the chemical bonds of molecules that is released during a chemical reaction. This energy holds molecules together and keeps them from moving apart. For example, a car engine uses the energy stored in gasoline, and people use the energy stored in food.

8 Electrical Energy This energy exists when charged particles attract or repel each other. Television sets, computers and refrigerators function on this form energy.

9 Radiant Energy The energy of electromagnetic radiation. Forms include the sun, microwaves, radio waves and visible light energy.

10 Light Energy (form of Radiant)
Visible light energy, such as from a light bulb or fireflies or stars, is just one form of this energy. Others forms include infrared and ultraviolet light.

11 Nuclear Energy This energy is found inside the nucleus of atoms and can only be released when atoms are split. Some power companies that supply homes, schools and buildings with electricity use this energy to generate electricity.

12 Heat (Thermal) Energy This energy is produced when the molecules of a substance vibrate. The more of this kind of energy a substance has, the more rapid the vibration of its molecules. This energy flows from places of higher temperature to places of lower temperature.

13 Sound Energy Audible energy that is released when you talk, play musical instruments or slam a door. Listen HERE!

14 Renewable Energy Energy that is made from sources that can be regenerated. Sources include solar, wind, geothermal, biomass, ocean and hydro (water).

15 Non-renewable Energy Energy from sources that are used faster than they can be created. Sources include oil (petroleum), natural gas, coal and uranium (nuclear), and even wood, if trees are not planted where other trees have been cut down.


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