Food chain is the answer.
Answer:
Flow of Energy can be explained by means of two models namely: single channel energy model and Y-shaped energy model.
Hope this helps :)
Yes you can. The atomic mass measured from the proteins and neutrons in an atom, since you know he number of protons, you can subtract and be left with the number of neutrons.
When it freezes ..................
It is the variable being controlled/changed to see if there are any effects on the dependent variable (the thing getting tested/measured)
