The celestial coordinate corresponding to latitude on the Earth is called . The time interval between successive full Moons is called . The darkest part of the shadow during an eclipse is called . The term which describes the tendency of an object to resist a change in its motion is . The recoil of a gun is an example of .
All electromagnetic waves are identical except for differences in their .
The speed of light in a vacuum is . The process in which electrons are lost from an atom is . A 5 inch diameter telescope will collect times more light than a 1 inch diamter telescope.