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the remains or impressions of ancient life, preserved in rocks. They can be bones, teeth, shells, or even traces like footprints.
What is a fossil?
Layers of rock or sediment.
What is strata?
A group of similar organisms that can breed and produce fertile offspring
What is a species?
the study of the similarities and differences in the anatomy of different species.
What is comparative anatomy?
Which era is the oldest?
What is the Precambrian Era?
Fossils are often found in different layers of ________________ rock.
What is sedimentary?
Rock formed by the accumulation of sediment (sand, mud, or minerals) over time, where fossils are often found.
What is sedimentary rock?
The end of an organism or species.
What is extinction?
Comparative anatomy is the study of similarities and differences among structures of ____________.
What is species?
What layer is the youngest?
What is layer A?
Who studies fossils?
What is a paleontologist?
the collection of all the fossils that have been discovered and studied by scientists.
What is the fossil record?
A trait that helps an organism survive and reproduce.
What is an adaptation?
If animals have similar bone structure they must share a ___________________.
What is a common ancestor?
Which layers were once a water environment?
What is layers 2 and 3?
How are fossils brought to earths surface?
It states that in an undisturbed sequence of layers of rock (sedimentary layers), the oldest layers are at the bottom, and the younger layers are on top.
What is the Law of Superposition?
Everything that dies becomes a fossil? True or false?
What is false?
The variety of life in a particular habitat or area
What is biodiversity?
Several ocean fossils are found on top of a mountain. What would be a good inference?
What is that area was once covered by water?
What do we know about fossils found in the same layer?
What is they lived in the same time period?
Oldest layers are at the ____________ of the rock sequence.
What is the bottom?
What parts of the body most commonly fossilize?
What is bone, teeth, shell, etc...
The scientist who visited and studied, showing how different species evolved from previous species and compared their anatomy.
What is Charles Darwin?
What is the geologic time scale?
A record of the events and life forms from past to present - Earth's history.