Ease-of-learning judgments refer to: a. the division between metacognitive monitoring and control.
b. the feeling that an unrecalled item will be recalled soon.
c. estimates of how large an undetermined sum is.
d. estimates of how likely an item will be remembered in advance of actual studying and are predictions about how difficult that item will be to learn.

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.

answer; archaeologists;

answer; role- taking;