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4CV Moon&Telescope

New Moon The first phase of the moon when the Moon cannot be seen.
Full Moon When ALL of the Moon's surface facing Earth can be seen because it reflects light.
revolution The movement of one object around another object.
orbit The path that one object takes around another object.
crescent When LESS THAN HALF the moon is lit.
gibbous When MORE THAN HALF the moon is lit.
lunar cycle The repeating pattern of phases of the moon. It takes 29.5 days to complete.
phases The different shapes of the moon seen
reflecting telescope A telescope that uses a curved mirror to collect and focus light
refracting telescope A telescope that uses a set of lenses to gather and focus ligh
telescope An optical instrument that forms enlarged images of distant objects.
astronomy The study of the planets, stars, moons and other objects in outer space
waning When LESS of the Moon's lighted side is seen.
waxing When MORE of the Moon's lighted side is seen.
Created by: staufferh
Popular Science sets




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