Hint | 'P' Term |
A generally flat area of land of low elevation | |
A loose, unconsolidated, brownish mass of partially decayed plant matter | |
A very light and porous volcanic rock | |
The branch of science concerned with fossil animals and plants | |
The fastest set of earthquake vibrations | |
A unit of geologic longer than an epoch but shorter than an era | |
A supercontinent that existed 200-300 million years ago | |
The point in the moon's orbit closest to the Earth | |
Rocks and rock materials blown from a volcanic vent | |
A vertical conduit through the Earth’s crust through which magma has passed | |
A sedimentary particle between 2 and 64 mm in diameter | |
A broad, flat desert basin | |
Soil, rock, or sediment that is frozen for more than two consecutive years | |
A relatively rigid independent segment of the lithosphere | |
Basaltic lava forming smooth undulating or ropy masses | |
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