Answer:
well I'll gladly take your pionts.
C. calcium is your answer
<span>Crust, mantle and core (core has 2 layers) </span>
The original source of all energy in a food web is the sun. the sun provides light energy that producers use in photosynthesis. animals eat the producers and other animals eat those animals. the energy flow goes up the web, but it all originated at the sun
11 atoms hope this helps!
