Below you can find the The largest of these on the moon appear to be of meteoric origin the smallest ones of volcanic origin Jeopardy Words Answer. The answer to The largest of these on the moon appear to be of meteoric origin the smallest ones of volcanic origin has 7 letters. This clue belongs to the Astronomy & space category and is part of Jeopardy Word Level 439. If you scroll near the bottom you will find other clues and answers part of level 439