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Mrs. Cochrane's Class: Sun, Moon, and Planets-Investigation 1
Terms in this set (14)
an imaginary line around which a sphere, like a planet, rotates
an instrument for determining directions, as by means of a freely rotating magnetized needle that indicates magnetic north
the time between sunrise and sunset on Earth
the time between sunset and sunrise on Earth
one of the ends of an imaginary axle, called an axis, on which Earth rotates. The North Pole always points towards the North Star.
the star positioned directly over Earth's North Pole; also known as Polaris.
to move or travel around an object in a curved path
the direction something points
to travel around something else in a circular path; orbit
turning around on an axis
the dark area behind an object that blocks light
the star at the center of our solar system around which everything else orbits
the point between night (darkness) and day (daylight). The time at which day first happens.
the point between day (daylight) and night (darkness). The time at which night first happens.