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The shock from the car battery will not kill you. In fact, under normal circumstances, a 12-volt car battery usually doesn't even shock you. Car batteries are not harmless, though. There are many ways to get injured by car battery: ...
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5 months 0 Answers 406 views 0

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Your laptop computer does emit radiation. In fact, your laptop emits several different kinds of radiation: 400 to 800 THz electromagnetic radiation. This is the visible light given off by the laptop's screen that makes it possible for you to see what ...
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10 months 0 Answers 570 views 0

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Actually, gravity is the weakest of the four fundamental forces. Ordered from strongest to weakest, the forces are 1) the strong nuclear force, 2) the electromagnetic force, 3) the weak nuclear force, and 4) gravity. If you take two protons ...
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11 months 0 Answers 561 views 0

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A microwave oven does emit thermal radiation to heat up food. Microwave radiation is thermal radiation. For some reason, pre-college teachers and books have a mistaken notion that thermal radiation = infrared radiation. All frequencies of the electromagnetic spectrum carry energy, from radio waves, ...
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12 months 0 Answers 668 views 0