The rechargeable batteries in mobile phones can contain various chemicals and metals. The phone converts this stored chemical energy into other forms of energy in order for it to operate.
Explain which forms of energy a smartphone can emit during daily use. Give examples where possible.
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The light that comes from a smartphone is emitted as light radiation, and the sound waves are produced by a speaker that vibrates back and forth. In addition to this, many smartphones also heat up when used, so chemical energy is also transferred into internal energy.
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The light that comes from a smartphone is emitted as light radiation, and the sound waves are produced by a speaker that vibrates back and forth. In addition to this, many smartphones also heat up when used, so chemical energy is also transferred into internal energy.
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