A physical change occur when objects or substances undergo a change that does not change in which the composition of a substance changes or one or more substances combine or break up from new substances.
I think the correct answer from the choices listed above the first option. In a polar covalent bond, the distribution of common electrons are <span>not shared evenly due to a greater positive charge from one atom’s nucleus. Hope this answers the question. Have a nice day.</span>
The uterus, specifically the Fallopian tube.
Answer:
Energy decreases as it moves up trophic levels because energy is lost as metabolic heat.
Explanation:
When the organisms from one trophic level are consumed by organisms from the next level. ... A food chain can usually sustain no more than six energy transfers before all the energy is used up.
Explanation:
option c is correct answer
