Energy Conversions Practice

What is the energy conversion when you plug in a stereo and listen to music?

• electrical to mechanical

• chemical to nuclear

• electrical to sound

• potential to sound

Tags

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What is the energy conversion when you burn wood for a fire?

• electrical to thermal

• light to kinetic

• chemical to thermal

• chemical to electrical

Tags

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NGSS.MS-PS3-4

What is the energy conversion when you plug in a charger to charge a battery?

• electrical to light

• kinetic to potential

• thermal to chemical

• electrical to chemical

Tags

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What is the energy conversion when you have a skateboard at the top of the hill then move down?

• kinetic to potential

• potential to kinetic

• potential to thermal

• electrical to kinetic

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

What is the energy conversion when you burn charcoal to cook food on a grill?

• thermal to chemical

• light to kinetic

• chemical to thermal

• chemical to nuclear

Tags

NGSS.MS-PS3-4

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What is the energy conversion when you use gasoline to make a car move?

• chemical to kinetic

• chemical to potential

• potential to light

• nuclear to kinetic

Tags

NGSS.MS-PS3-5

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What are the energy conversions when the sun shines on a solar panel that provides energy to a home?

• nuclear to heat to electrical

• nuclear to light to electrical

• nuclear to electrical to light

• nuclear to light to potential

What is the energy transformation that occurs in an electric pencil sharpener?

• mechanical energy to electrical energy

• electrical energy to mechanical energy

• radiant energy to sound energy

• chemical energy to mechanical energy

A hairdryer converts -- 

• electrical energy into chemical
• electrical energy into thermal
• chemical energy into mechanical
• thermal energy into mechanical

Which items would have this energy transformation: electrical energy -> thermal energy and light energy?

• toaster
• candle burning
• windmill turning
• Iron for your clothes

Tags

NGSS.MS-PS3-4