Why is the energy transfer between trophic levels not even close to 100% efficent?

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Will camels hump ahrinks. give reason