(Answered) 1 angle between celestial equator and ecliptic plane is 30

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1) Angle between Celestial Equator and Ecliptic Plane is 30 Degrees.

a) Find The Angle In Radians

b) How many Arcminutes in the angle?

2) The Moon goes around the earth in about 29.5 days.

a) Find the Angular speed of Moons rotation in the radian per hour units.

3)The surface of the earth moves with velocity of 2KM an hour at equator. Find the earth's radius by using the length of day.

HINT: S=VxT

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