The Bodies of Our Solar System Began Forming About 5

Q32: Cambrian Mississippian Jurassic Devonian

Q33: What would have happened to the earth

Q34: Cenozoic Phanerozoic Mesozoic Paleozoic

Q35: Planetesimals,asteroid-size objects,form during the early history of

Q36: The waste gas released by plants as

Q38: Fossil fuels are abundant in Precambrian rocks.

Q39: During the early Paleozoic era,the continent of

Q40: Primitive organisms,called _,reproduce asexually and contain cells

Q41: In Rodinia,a well-documented Precambrian supercontinent,_.<br>A)there is no

Q42: Scientists have found evidence that life existed