Which of the following physical properties would tell you about an element's mass per unit volume ratio?

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

You win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold. at the time, gold is selling for $ 426.60 per troy ounce, and 1.0000 troy ounce equals 31.1035 g. -how tall would your million-dollar cube be? en cm

Give an example in which the electrical energy changes to light energy