Suppose you are hiking in the hills and you come across a wall of rock. you look closely at the rock and you notice a trilobite fossil embedded in it. what might this fossil suggest yo you about the hills you are hiking in? a. the hills used to be volcanic and are now dormant b. the hills, at one time, were under water c. the hills were once at a much higher elevation d. the hills are rich in sandstone

Which of the following types of pollution is most responsible for large numbers of deaths worldwide because of unsafe drinking water? (a) nutrient pollution (b) thermal pollution (c) pathogen pollution (d) sediment pollution

First idea: suddenly, women were leaving their homes to cycle and socialize on country roads and city streets. —wheels of change, sue macy second idea: it was not a stretch for some cyclists to see the possibility of a larger role for women in the world. —wheels of change, sue macy what type of graphic organizer would best represent the connection between these two ideas? 1) a t-chart that separates ideas into two different categories 2) a chronology that shows 3) a sequence of several events a cause-and-effect graphic that shows how one idea led to another 4)a problem-solution graphic that presents a problem and a solution to the problem

Describe surface tension in a group of bonded water molecules