Which of the following explains why water molecules are attracted to each
other?
O
A. The partially positive charges on the hydrogen atoms of two
different water molecules are attracted to each other.
O
B. The partially positive charge on the oxygen of one molecule
attracts the partially negative charge on the hydrogen of another
O
C. The partially negative charge on the oxygen of one molecule
attracts the partially positive charge on the hydrogen of another
O
D. The partially negative charges on the oxygen atoms of two
different water molecules are attracted to each other

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research. b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research. c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data. d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)

During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming