model draw a model that shows how scientists ...
model draw a model that shows how scientists can use layers of rock to determine when the great oxidation event occurred.
Answer
# Brief Explanations:
The Great Oxidation Event is related to Earth - history and rock - layer analysis. Scientists look for chemical and mineralogical changes in rock layers. For example, the presence of iron - oxide minerals can indicate the presence of oxygen. Older rock layers below those with oxygen - related minerals would pre - date the event. By dating the rock layers using radiometric dating techniques, the time of the event can be determined. A model could show different rock layers with labels indicating key minerals and the approximate time periods they represent.
# Answer:
A drawing of stacked rock layers with labels for key minerals and time periods to show the relationship between rock layers and the Great Oxidation Event.