If the scientists find a fossil in Region Y. Which era did the fossil most likely come from? A. cenozoic
B. paleozoic
C. mesozoic
D. precambrian
Im stuck..

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste

What are two things china and canada have in common

Which side was right? write a paragraph in which you explain which side made a stronger argument and why. remember to use evidence from the lesson and from primary source documents you have read.