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If rock layers are not horizontal, then some force must have diturbed them after they were fomed.
rock layering is where you have one layer of old rock them a newer layer then an other newer layer.
The law of superposition states: in horizontal rock layers, each layer is older than the one above it and younger than the one below it.
by differential movements on one set of parallel planes which results in internal rotation of.
a metamorphic rock is a rock that has been changed from one rock to another by heat and/or pressure.....they amount of layers would depend on what kind of rock.....all rocks have a different amount of layers sorry
Every layer of rock, as one moves up from the core, is younger than the one below it. This means that the layers of rock above and below the coal are different ages, with the one above younger and the one below older.
If the same types of fossils are found in two separate rock layers, it is likely that the two rock layers are part of one continuous deposit.
If the same types of fossils are found in two separate rock layers, it is likely that the two rock layers are part of one continuous deposit.
An index fossil.
a part of one continuious deposit.
There are many types of rock but this one would either be Sedimantary Igneous Metamorphic
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