Energy Types and Transformations

What kind of energy is represented in the picture?

• Thermal
• Chemical
• Sound
• Nuclear

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Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

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According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed
• created, saved
• created, destroyed
• lost, found

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Which of the following devices transforms electrical energy into mechanical energy?

• A Kindle reader

• a fan
• a manual pencil sharpener
• iPad

Objects in motion have ______ energy.

• Sound
• Thermal
• Mechanical
• Electrical

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A device that converts electrical energy to light energy.

• A blender
• A light bulb
• A bycycle
• A balloon

Which kind of energy change occurs when a candle is burning?

• Chemical to light.
• Light to electrical.
• Solar to heat.
• Chemical to electrical.

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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 kinetic

• Chemical to electrical to sound

• Light to electrical to thermal

Heat energy is also called

• electrical energy

• chemical energy

• radiant energy

• thermal energy

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4. A group of campers create a campfire by burning several wooden logs.  Which statement best describes the energy transformations that occur when the logs burn?

• Chemical energy from the wood is converted into light and heat energy.
• Heat energy from the logs is converted into chemical and light energy.
• Chemical energy from the air is converted into mechanical and light energy.
• Heat energy from the air is converted into mechanical and light energy.  

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