Most new bone tissue starts out as

cartilage

Explanation:

I found this online "Bone of the first type begins in the embryonic skeleton with a cartilage model, which is gradually replaced by bone."

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

on the planet jupiter, the acceleration due to gravity is approximately 26 m s2 , roughly 2.7 times the acceleration due