An electron has a kinetic energy that is twice its rest energy. Determine its speed. Group of answer choices

What type of light does this light bulb produce most (i. e. at what wavelength does the spectrum have maximum intensity)?

Which lists the organs in the correct order as food passes from the mouth to anus?

Answer fast for how does the force exerted by two magnets change as the magnets are moved farther apart? the magnetic force increases. the magnetic force decreases. the magnetic force stays the same.