Cycles of the Moon

CHAPTER 3—THE CYCLES OF THE MOON

Multiple Choice

Identify the letter of the choice that best completes the statement or answers the question.

____ 1. The _______________ is 18 years and 111/3 days long.

|a. |sidereal period |

|b. |synodic period |

|c. |eclipse season |

|d. |saros cycle |

|e. |eclipse year |

____ 2. A solar or lunar eclipse will occur

|a. |when the sun is near the line of nodes of the moon and the moon is new or full. |

|b. |any time the moon is new or full. |

|c. |when the sun is near the solstice and the moon is new or full. |

|d. |half-way through an eclipse year. |

|e. |when the sun is near the equinox and the moon is new or full. |

____ 3. An eclipse season is the period of time during which the

|a. |moon crosses a node in its orbit. |

|b. |sun crosses a node in the moon's orbit. |

|c. |line of nodes crosses the moon's orbit....