plate tectonics Crossword
This printable crossword puzzle on the topic of Plate Tectonics & Volcanoes has 14 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
Thinnest layer 10-40 miles think
Hot moldable rock flows slowly like a liquid
Hot liquid metal made up of mostly iron and nickel, creates the magnetic field
hot dense ball of solid metal deep in the earth
the mantle causes movement in earth’s plates pulling on the crust.
Ocean floor sinks beneath the deep ocean trench and into the mantle.
when sea floor spreads, molten material rises up and creates a mountain range.
Scientists used this technology in the 1950’s to map the mid ocean ridges.
theory was rejected because he could not prove how the continents moved.
a Supercontinent that existed millions of years ago.
Measures the ground movements caused by seismic waves.
liquid rock on the surface of the earth.
liquid rock found inside the Earth.
smaller earthquake after the major earthquake in the same area.
