What scale is used to measure the intensity of earthquakes?

Moment Magnitude Scale

Which European capital city annually donates a large Christmas tree displayed in London's Trafalgar Square? Pho is an iconic noodle soup originating from which Asian country? Who was the very first player selected in the NFL's first-ever draft in 1936? Which NBA franchise retired Michael Jordan’s jersey number despite him never playing there? Who dreamed of angels going up and down a ladder between heaven and earth?