Give an example of 3 tranformations of energy which occurs in cars.
Chemical to kinetic (fuel to car), chem to therm (fuel to heater), chem to lum (battery to lights))
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15
How does a phone transform its energy? Give 3 examples.
Electrical to luminous in the screen/flash, chemical to electrical in the battery, electrical to kinetic in the speaker, Electrical to chemical when I charge it
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5
What is chemical energy?
Energy stored in matter
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5
Is garbage a heterogeneous or homogeneous mixture?
heterogeneous
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15
Give 3 examples of things which have electrical energy.