The radius of the earth's very nearly circular orbit around the sun is 1.5x10^11.
a) Find the magnitude of the earth's velocity as it travels around the sun. Assume a year of 365 days.____km/s
b) Find the magnitude of the earth's angular velocity as it travels around the sun. Assume a year of 365 days.____s^-1
c) Find the magnitude of the earth's centripetal acceleration as it travels around the sun. Assume a year of 365 days._____m/s^2