Applications of Astronomy in Magic. Her brain was a little taken back, as she had been here and there all day and in the library the last hour before this class. Her hand was ready to be raised, thinking of a brief way to say it to give others a chance to talk.

She definitely raised her hand now, after a final thought in her head landed last minute. "The closeness of the moon from the earth, or some other celestials can affect the way some creatures behave in certain times of the year...this includes plants too." Not a wild guess but hopefully a pleasing answer.