Which process is happening in the reaction that is shown?
hrw 0
o
o=0
=
o
o-h.
o
h-
nch
oh
horh
rh
20
o
o
a. hydrolysis
o
b. ionization
o
o
c. dehydration
d. carbonization

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?