the picture shown here represents a satellite orbiting earth. in which direction would the satellite travel of earths gravity were taken away when the satellite is at the position shown

Which organism is the producer in this food web? 7th grade question. a) arthropods b) birds c) fungi d) plants

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

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