Transformation of energy

What kind of energy transformation needs to occur for drivers to see the flashing warning signal on this school zone sign?

• electrical to sound

• light to electrical

• thermal to electrical

• microwave to electrical

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What type of energy allows you to see the images and texts on your cell phone screen?

• Sound

• Thermal

• Magnetism

• Light

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Video gaming systems, like Xbox and PlayStation, and TVs need to be plugged into a socket in order for them to work. Which type of energy provides power for these systems?

• Electrical

• Thermal

• Mechanical

• Solar

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NGSS.4-PS3-2

A music amplifier is intended to convert ______________ energy into sound energy.

• light

• mechanical

• electrical

• radiant

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When this cat walks around the house, the bell on it's collar jingles. What form of energy is this?

• Magnetic

• Electrical

• Thermal

• Sound

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NGSS.4-PS3-2

What type of energy transformation needs to occur for these cookies to bake?

• Mechanical to thermal

• Electrical to light

• Thermal to light

• Electrical to heat

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What type of energy is in this picture?

• Kinetic
• Potential
• Chemical
• Sound

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When plants convert the sun's energy into food, which type of energy is it?

• kinetic
• chemical
• thermal
• radiant

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The type of energy that allows us to hear is

• Mechanical
• Sound
• Light
• Electric

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Which would be the most environmentally friendly way to supplement electricity?

• solar panels on a roof

• hydroelectric power from a pond

• a nuclear power plant

• using a diesel powered generator

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