Cards in this guide (14)
The first major scientific exploration of the ocean was performed in 1872 by the Portuguese ship the HMS Columbia
This is also known as a constructive boundary
Divergent is also known as a constructive boundary.
An earthquake that was rated 3 on the Richter scale would be
An earthquake that was rated 3 on the Richter scale would be
ignored
This is also known as a destructive boundary
Three of the four layers of this part of this crust are igneous material
Gravity causes materials to pile up in mounds called what
Steep-sided islands are sometimes formed by sea mounts
This kind of mountain has weathered and rounded peaks and gentle slopes
Results when underground water is heated by geothermal energy
This is the second era in geologic time
Mid ocean ridges are actually underwater mountain ranges
It is true that mid-ocean ridges are underwater mountain ranges.
These ridges are where the lithosphere is moving apart and new
oceanic crust is being formed.
Stalactites grow up from the bottom of a cavern floor due to deposit of minerals over time
Approximately 90 percent of the communication amoug all of the nations of the world is acomplished by underwater cable. true or false
False. Approximately 90 percent of the communication among all
of the nations of the world is not accomplished by underwater
cable.
What is current era today
The current era today is Cenozoic