Drection complete the flow chart below. Select your answers from the group of words below and within your
notebook
2
7
which bring
12
10
heavy
chlorofluorocarbon rainfall/above carbon dioxide
normal rainfall
when colder water is
Unusual strong
blocked by large
Humans
winds bring cold
amount of warm
water to the surface
surfaces
burning of plastics
La Niña
severe drought
and fossils fuels
Warming of the
global warming
greenhouse gases
Earth's atmosphere​

Ageologist is working in an area with exposed sedimentary rocks and finds a well exposed sequence of stratified rocks. as he works through a thick sequence of limestone, he sees abundant large clam fossils that produce an interlocking texture suggesting a reef, but within the limestone section these clams disappear and the overlying limestone is made up primarily of fragments of corals. he now moves 50 km away and finds limestones interbedded with shales, and the limestones contain the same clam fossils he had seen previously 50 km away. as he continues through this section, the rocks become entirely limestone, and the clams disappear again with coral fossils above forming a reef structure. he concludes