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Published byBertina Horton Modified over 9 years ago
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Energy Transformations
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Energy Song! https://youtu.be/_uLSFigtLKg?list=PLSX I4GJ8v-oKFM_Sz6c5pXv1cMx0j-48t
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Energy Transformations Chemical Mechanical Electrical Thermal (heat)
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1. Chemical Energy Specific arrangement of chemicals
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Examples of chemical energy If you strike the wood end of a match, nothing happens. If you strike the tip with the chemicals, the match will light.
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Examples of chemical energy Hand warmers Glow sticks Injury packs Batteries Food
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2. Mechanical Energy Energy of an object that is moving
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Examples of mechanical energy Gears Windmills Riding a bike Juggling Turbines
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3. Electrical Energy Energy of moving electrons
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Examples of electrical energy Curling iron Toaster DVD player Refrigerator
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4.Thermal (heat) Energy Movement of molecules to create heat
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Thermal (heat) Energy Conduction Convection Radiation
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Conduction Transfer of energy through direct contact
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Examples of conduction Burning your hand on the hot stove Pancake on the griddle Burning your feet on the pavement on a hot summer day
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Convection Movement that transfers heat in a liquid or gas
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Examples of convection Heating your house Cooking soup Lava lamp
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Radiation Transfer of energy by light
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Examples of radiation Sunbathing Heat from a bonfire Tanning booth
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Review Video https://youtu.be/bUUyIS65xXk
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