The blades of a ceiling fan start from rest and, after two revolutions, have an angular speed of 0.50 rev/s. The angular acceleration of the blades is constant. What is the angular speed after eight revolutions?
2.1 Patterns in the Night Sky Monday, August 29, 2016 12:53 PM Discoveringthe Universe for Yourself • We used to believe in an system where everything revolvedaround the earth ○ Galileo was exoneratedfor writing otherwise • The sun rises and sets from east to west and so do the stars in a way What does the universe look like from Earth • With the naked eye, we can see more than 2000stars as well as the Milky Way ○ Have to get pretty far away from the light pollution of the city to really see most of what is possible • 88 constellationsfill the entire sky ○ (Same number of keys on a piano) ○ A constellation is a region of the sky • Star distances ○ The big dipper (ursa major)
