Ignoring interaction between the Earth and both the Moon and the Sun, find the angular velocity of the North star, as it travels through the sky observed from the Earth. Consider Earth to be a uniform spheroid with semiaxes C and A and C−A A ≈ 1 300 .

Disney, viacom and aol time warner are examples of

Arunner is training for an upcoming marathon by running around a 100-m-diameter circular track at constant speed. let a coordinate system have its origin at the center of the circle with the x-axis pointing east and the y-axis north. the runner starts at (x, y) = (50 m, 0 m) and runs 2.5 times around the track in a clockwise direction.

Properties seen when one one substance changes to another are known as properties