Physics, 07.05.2020 21:57 janeou17xn
If a charged piece of polythene is set up and a charged piece ofperspex is brought close to it, will the polythene swing towards the perspex or away from it? Explain your answer.
Answers: 1
Physics, 21.06.2019 21:30
What type of electromagnetic wave is used in security pens? a. x-rays c. microwaves b. visible light d. ultraviolet radiation select the best answer from the choices provided
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Physics, 22.06.2019 06:00
Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire
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Physics, 22.06.2019 12:00
Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation
Answers: 1
If a charged piece of polythene is set up and a charged piece ofperspex is brought close to it, will...
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