What is the term that developmentalists use to describe the oo-ing, ah-ing, and gurgling sounds that infants produce when they are 2 months old?

an aneroid barometer is different from a mercury barometer in that it provides readings that increase as air pressure increases.

hope it : )

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.