Which layer is made of solid nickel and iron?
a.
crust
b.
mantle
c.
outer core
d.
inner core
i think it is either the inner core or the outer core.

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.

As water is cooled from 4 to 0, its density

Apocrine glands, which begin to function at puberty under hormonal influence, seem to play a little role in thermoregulation. where would we find these glands in the human body?