This is basically Michael Faraday's law and this is known as electromagnetic induction
That's all I know
Try grabbing a thin square material that would float normally. Try poking holes in it like shown in the examples. You will find your answer there! (Paper might work as long as the paper can handle water.)
Answer:
The family in the first period is the alkali metal family.
Answer:
Gamma rays occupy the short-wavelength end of the spectrum; they can have wavelengths smaller than the nucleus of an atom. Visible light wavesare one-thousandths the width of human hair--about a million times longer than gamma rays. Radio waves, at the long-wavelength end of the spectrum, can be many meters long.
You get circular motion, where the acceleration is pointing towards the center of the circle, as long as they are constant, and not fluctuating.