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Energy (Sound (Music, Sound Waves, Singing), Light (Color, Lightbulb,…
Energy
Sound
Music
Sound Waves
Singing
Light
Color
Lightbulb
Lamp
Chemical
Burning Wood
Burning Coal
Digestion
Mechanical
Walking
Swimming
Running
Nuclear
Nuclear Fusion
Nuclear Power Plant
Nuclear Bomb
Radiant Heat
Sun
X-Rays
Radio Waves
Electricity
TV
Xbox
Phone
Thermal
Microwave
Fire
Lightning