What is the degree difference between the two stars that cross the meridian at the location? A) 30 degrees
B) 35 degrees
C) 20 degrees
D) 15 degrees

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

sorry, is there a picture? i do not see any arrows.

wut? unius0123 wut?

a) carbon, hydrogen

b) carbon, hydrogen, oxygen, nitrogen

c) carbon, hydrogen, oxygen, nitrogen, phosphorus

d) sugar

e) amino acid

f) nucleotide