Vocab Deck 1

Question 1

Rotation

Answer 1

the spinning motion of a planet on its axis.

Question 2

Revolution

Answer 2

the movement of one object around another object.

Question 3

Orbit

Answer 3

the path of an object as it revolves around

another object in space.

Question 4

Solstice

Answer 4

either of the two days of the year on which the sun reaches its greatest distance north or south of the equator.

Question 5

Equinox

Answer 5

means equal night; this occurs halfway between the solstices; it is the two days of the year in which neither hemisphere is tilted toward or away from the sun.

Question 6

Axis

Answer 6

an imaginary line that passes through a
planet’s center and its north and south poles, about
which the planet rotates.