Answer:
In this case, the scientist want to test the presence of the limonite in the yellow rocks, So, proposed hypothesis should include the color of rock they want to observe and the posssible outcome, which need to be tested. So, a proposed hypothesis can be: The rocks, which have yellow color are made up of mineral lime.
False, because if the second population depends on the first as a food source then if the first decimates then the second will also start to decimate
<span>If an orange powder coating the bottom of rivers from water runoff through old coal mines is called acid mine drainage. Acid mine drainage is an outflow of acid water that came from coal mine areas or some metal mine areas.</span>