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Earth's Structure and Weathering
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Total cards: 8•Content version: v3•Public deck•Updated: 8/1/2026
Card preview (8)
#1
Front (Question)
Law of superposition
Back (Answer)
the oldest layers are at the bottom and the youngest layers are at the top
#2
Front (Question)
Index fossils
Back (Answer)
flora and fauna from a specific time period preserved in a layer of rock
#3
Front (Question)
Relative dating
Back (Answer)
places things in a sequence from youngest to older
#4
Front (Question)
Absolute dating
Back (Answer)
given an absolute date
#5
Front (Question)
Weathering
Back (Answer)
process of breaking down rocks on the earth’s surface
#6
Front (Question)
Physical weathering
Back (Answer)
a change in the rocks’ form from physical processes such as changes in temperature, freezing and thawing
#7
Front (Question)
Chemical weathering
Back (Answer)
rock material reacts with another substance and is chemically changed
#8
Front (Question)
Erosion
Back (Answer)
the process of moving sediments from one location to another by gravity, wind or water