They might contain index fossils..
Seeing as Peter is male, he's seeing a counselor (which indicates mental/emotional/psychological issues) and has been referred to a urologist, I'd say his problem is erectile dysfunction, or choice #2.
Mainly to make life easier.
if one layer changes than scientists don't need to change all of their data.
it also helps keep organized.
hope this helped
ebs02
:)
Jellyfish, Komodo dragon, & bacterium
Answer:
c) 89.55 cm/s
Explanation:
in this situation you have to divide to find the speed-
120/1.34 = 89.55223880...
closest answer is c
or rounded
89.55
hope this helps.
