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What made the Earths layers?
Your mom made the earths layers
How do fossils in rock layers help scientists identify the age of rocks?
Fossils in rock layers can be used for relative dating, where older fossils are found in lower layers and younger fossils in higher layers. By comparing the fossils in different layers to known fossil sequences, scientists can estimate the age of the rocks. Fossils provide a timeline of life on Earth and can help determine the relative ages of rock layers.
Why are the oldest fossils sometimes not on the bottom layers of rocks?
Older fossils may not always be found at the bottom layers of rocks due to geological processes like folding, faulting, or erosion, which can disrupt the original order. In these cases, older fossils may be found at higher layers while younger fossils are found in lower layers.
Fossils that appear all over the world in certain rock layers are what?
Fossils that appear all over the world in particular rock layers are called index fossils. These fossils are used by scientists to correlate and date rock layers in different locations, providing insights into the Earth's geological history and past environments.
What are Earths layers colors?
== ==
Are older fossils found in higher layers of earth or lower layers?
lower0000
How does the position of fossils in layers show evolutionary changes?
Assuming the layers aren't deformed, the lowest deposition layers are the earliest. Later deposition layers accumulate on top of the earlier layers. Thus, the lowest layers have the earliest fossils, and the highest layers have newer fossils. By comparing the features of early and late fossils of a species, you can determine some of its evolutionary changes. Of course, not all features survive in a fossil - soft tissues, for example.
How can you use fossils and geologic features interpret the relative age of rock layers?
Fossils can be used to determine the relative age of rock layers by comparing the types of fossils found in different layers. Fossils of organisms that existed for a short period of time can be used to date layers of rock containing them. Geologic features such as fault lines and unconformities can also help determine the relative age of rock layers by showing where layers have been disturbed or eroded.
What are the layers of rock that indicate earths eras?
The layers of rock that indicate Earth's eras are divided into three main types: igneous, sedimentary, and metamorphic rock layers. By studying the rock layers and the fossils contained within them, scientists can determine the different eras of Earth's history, such as the Paleozoic, Mesozoic, and Cenozoic eras. Each era is characterized by distinct types of fossils and geological features preserved in the rock layers.
How does the law of superstition date fossils?
The law of superstition, also known as the law of superposition, states that in undisturbed sedimentary rock layers, older layers are found below younger layers. This principle helps paleontologists date fossils by examining their positions within these layers. If a fossil is found in a lower layer, it is considered older than fossils found in higher layers. Thus, the relative age of fossils can be determined based on their stratigraphic context.
Is there five layers on the Earths atmosphere?
No
Which of earths layers the thinnest?
the crust
