In your own words (without g oogle) define city-state

OK

Explanation:

a city state is basicly a independent city and it suround land sometimes

an autonomous state consisting of a city and surrounding territory First Known Use of city-state 1840 I didn't use g oogle

Explanation:

I used microsoft

lol

well, there are a lot of places we get information about earth from. like science classes, websites, books, newspapers, etc.

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.