DHP-601AV. 1  Expand your Wired Network â Easily add Ethernet devices to your network without messy wiring. 2  Performance â Experience wired speeds of up to 1000Mbps. 3  Scalable â Easily expand your network with additional PowerLine adapters.  Compact Design â Small form factor doesnât block other outlet plugs.
| Geologic Time | Paleozoic Era | Mesozoic Era | Cenozoic Era | The Geologic Time Scale The study of the Earth from the beginning of time to the present has been the task of geologists who attempt to unravel the events that have shaped our planet as it is today. The Earth carries the history of geological events in its rock layers.
. See also Geologic(al) time scale (below). Geologic(al) time scale: a system of chronologic measurement relating stratigraphy to time that is used by geologists, paleontologists and other earth scientists to describe the timing and relationships between events that have occurred during the history of the Earth.