After learning about your local water supply, you decide you want to start doing some research. You decide to measure the phosphate levels of your local pond every week and record the results.

The BEST reason to carry out this process is

A) to make sure that the pH levels in the pond are not too low.
B)to make sure you have a record of the changes in turbidity in the pond.
C) to make sure that the dissolved oxygen levels in the pond are not too high.

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