Ch. 15 Intro to Physics Energy.

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Presentation transcript:

Ch. 15 Intro to Physics Energy

Energy and Its Forms Energy and Work Ability to do work Transfer of energy

Kinetic Energy Mass and speed Units? Example P. 448

Potential Energy Gravitational PE = mgh Elastic

Forms of Energy Mechanical Thermal Chemical Motion common objects Particles Chemical Stored in chemicals

Forms of Energy Electrical Electromagnetic Nuclear Electric charges Light Nuclear Atomic Nucleus Fission and Fusion

Energy Conversion and Conservation Law of Conservation of Energy Converted Example P. 458

Energy and Mass E – energy m – mass c – speed of light 3.00 x 108m/s

Energy Resources