PRACTICE SOLUTIONS GRADED A+
● solstice. Answer: the area of sunlight is at a maximum in one
hemisphere and at a minimum in the other.
● equinox. Answer: a time when sunlight shines EQUALLY on the
northern and southern hemispheres.
● revolution. Answer: the MOTION of a body that travels around
another body in space; one complete trip along an orbit.
● rotation. Answer: the SPIN of a body on its axis.
● day. Answer: the TIME required for Earth to rotate once on its axis (24
hours).
● year. Answer: the TIME required for the Earth to orbit once around the
sun (365 1/4 days).
● orbit. Answer: the PATH that a body follows as it travels around
another body in space.