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Energy.

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Presentation on theme: "Energy."— Presentation transcript:

1 Energy

2 ENERGY Energy is the ability to do work.
Work is done when a force causes an object to move.

3 KINETIC ENERGY If something is moving it has KINETIC ENERGY.
Kinetic energy is the energy of motion. If something is moving it has KINETIC ENERGY.

4 THERMAL ENERGY Thermal energy is all the kinetic energy due to the motion of the particles that make up an object. Particles move faster at higher temperatures than at lower temperatures. The faster the particles move, the greater the kinetic energy and the greater the object’s thermal energy.

5 POTENTIAL ENERGY . The energy stored in an object due to its position, mass, and other factors.

6 TYPES OF POTENTIAL ENERGY
Gravitational Potential Energy- when an object is moved there is a force that is against the force of gravity The energy an object has due to its position above Earth, energy due to its height.

7 GRAVITATIONAL ENERGY The higher the object is, the more potential energy it has.

8 TYPES OF POTENTIAL ENERGY
Electrical Potential Energy- The energy an electrically charged object has due to its position near other charged objects.

9 ELECTRICAL ENERGY Electrical energy is the energy of moving electrons.
Electrical energy (power) for your home comes from a power plant.

10 TYPES OF POTENTIAL ENERGY
Chemical Potential Energy- The energy an object has due to its chemical bonds. It is released during reactions or phase changes.

11 CHEMICAL ENERGY We get chemical energy from the food we eat.
Chemical energy is the energy of a compound that changes as its atoms are rearranged. We get chemical energy from the food we eat. Batteries and matches also have chemical energy.

12 TYPES OF POTENTIAL ENERGY
Elastic Potential Energy- The energy an object has due to the stretching or compression of an elastic object.

13 ELASTIC ENERGY When an object is stretched, it has elastic energy.


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