Transformation of Energy Lesson

Energy cannot be created or destroyed.

• True

• False

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Energy cannot be transformed from one form

to another.

• True

• False

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Which object shows an energy transformation from electrical to heat energy?

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Which activity involved the energy transformation from chemical to potential energy?

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What energy transformations take place when a battery-operated radio is in use?

• Electrical to chemical to light

• Sound to chemical to mechanical

• Chemical to electrical to sound

• Light to electrical to thermal

Which transformation of energy will occured when you turn on a hair dryer?

• electric to kinetic to thermal and sound

• chemical to thermal to light and sound

• nuclear to electrical to thermal and sound

• kinetic to light to thermal and sound

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NGSS.MS-PS3-3

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State the correct energy transformation when you turn on a television?

• Electrical energy ----> light energy

• Electrical energy -----> light energy ----->sound energy

• Chemical energy ---->light energy-----> sound energy

• Light energy ----> chemical energy -----> sound energy

Which of these household items correctly displays energy transformation of electrical energy into mechanical energy?

• Candle

• Clothing Iron

• Television

• Kitchen Mixer

Energy transformations occur when...

• energy is created through conduction
• energy changes from one form to another
• two forces slide together that are touching
• a chemical reaction takes place

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NGSS.MS-PS3-3

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Which transformation of energy occurs in a toaster?

• Electrical to kinetic energy

• Electrical to heat energy

• Thermal to mechanical energy

• Solar to electrical energy