Geologic Time/Fossils

Geologic Time

What can we learn from the past?

Multiple Choice

The Geologic Time Scale is a record of what?

• Old Geologists

• The known history of rocks and fossils.

• Sweet geology music

• A list of every living thing ever

Multiple Choice

What are fossils?

• Is the change over time in populations of related organisms.

• Are the remains or evidence of once living organisms.

• A chart that divides Earth history into different time units.

• Occurs when the last individual organism of a species dies.

Multiple Choice

The principle that Earth's processes occurring today are similar to those that did in the past.

• Principle of Superposition

• Uniformitarianism

• Natural Selection

Multiple Choice

What is a fossil record?

• The change over time in populations of related organisms.

• Occurs when the last individuals species dies.

• Is made up of all the fossils ever discovered on Earth.

• Remains or evidence of a once living organism.

Multiple Choice

Look at the picture... What is circled?

• A Mold

• A Cast

Multiple Choice

What is a MOLD?

• The IMPRESSION of an organism

• A fossil COPY of an organism in a rock.

• The preserved evidence of the ACTIVITY of an organism.

Multiple Choice

What is a TRACE?

• The IMPRESSION of an organism

• A fossil COPY of an organism in a rock.

• The preserved evidence of the ACTIVITY of an organism.

Multiple Choice

A bug stuck in amber is an example of what type of fossil?

• Cast

• Trace

• Mold

• Preserved Remains

Multiple Choice

Scientists study the width of tree rings to learn about past climate conditions.

• True

• False

Poll

Trace fossils give information about animal activity and movement.

• True

• False

Multiple Choice

Sedimentary rocks provide information about Earth geologic history.

• True

• False