General Science - Fossil Questions

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What is a Trace Fossil?

A fossil that provides some evidence of an ancient organism's activities

What happens during Fossilization?

Living material is replaced by minerals

What is The Fossil Record?

A record of the history of life on Earth as indicated by Fossils

What is a Cast Fossil?

A replica of the original fossil that is made when minerals or lava fill in a mold fossil

What is a Mold Fossil?

A space in the rock that has the shape of an organism left behind

What percent of the animals that once lived on Earth are preserved in the Fossil Record?

About 0.1%

What percent of fossils are Land Animals?

About 1%

What percent of fossils are Marine Animals?

About 99%

What percent of the animals that once lived on Earth are NOT preserved in the Fossil Record?

About 99.9%

What are the main types of fossils?

Body Fossils and Trace Fossils

What are some examples of Body Fossils?

Bones, shells, and body imprints

What happens during Carbonization?

Carbon replaces an organism

What are Fossil Fuels?

Coal, oil, natural gas, and other fuels that are formed from the ancient remains of plants and animals

What are some examples of Trace Fossils?

Footprints, tracks, trails, and burrows

What is Amber?

Fossilized tree sap

What are Altered Remains?

Fossils that have been chemically changed during fossilization

What are the most common methods that create Unaltered Remains?

Freezing, falling in tar pits, mummification, and being trapped in amber

What are the most common methods that create Altered Remains?

Mineralization, Carbonization, and Petrification

What happens during Mineralization?

Minerals replace an organism

Who is Amber?

Ms. Joyner

What happens during Petrification?

Organic material turns to stone

What are Unaltered Remains?

Organisms preserved in their original form

What is Sediment?

Small, solid pieces of material that come from rocks or living things

What is Paleontology?

The Study of Fossils

What is a Body Fossil?

The actual remains of an organis

What is Evolution?

The gradual change in an organism over time

What is a Fossil?

The preserved remains or traces of an organism that lived in the past


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