(a) What is the angular speed ω about the polar axis of a point on Earth's surface at a latitude of 34∘N? (Earth rotates about that axis.) (b) What is the linear speed v of the point? What are (c) ω and (d) v for a point at the equator? (Note: Earth radius equals 6370 km and let one day be 24 hours) (a) Number Units (b) Number Units (c) Number Units (d) Number Units