Myth or fact? A proton is made of 3 quarks

If a clock aboard a space ship traveling at 0.900 c of the speed of light relative to earth chimes once at the beginning of the hour and again when it reads one hour later, how much time would an observer on earth say elapsed between the two chimes?

Arrange the images in order to show how lake-effect snow occurs.

An element becomes a positively charged ion when itloses protons. loses electrons. gains electrons. gains neutrons.