Geologic time

People who study fossils are called ____.

• meterologists
• fossilologists
• paleontologists
• fossil hunters

Which of the following is NOT something you could learn from a fossil?

• The size of the animal
• What the animal ate
• The color of the animal
• Where the animal lived

In which kind of rock do we usually find a fossil?

• sedimentary  rock
• metamorphic rock
• igneous rock

How are Sedimentary Rocks formed?

• Cooling and Hardening
• Heat and Pressure
• Compacting and Cementing
• Melting

Where can the oldest layer be found?

• The top layer
• The middle layer
• They are all the same age
• The bottom layer

Which of the following is an example of a trace fossil?

• A skeleton preserved in a tar pit

• A footprint of an extinct animal

• A mummy buried in ice

• An insect preserved in amber

Why are deserts, tar pits, and ice good places to find body fossils?

• Most ancient organisms lived in these environments

• Bacteria and other decomposers cannot thrive in these environments

• Many ancient organisms traveled to these places to die

• The largest ancient organisms lived in these places

What can you infer from the fact that fossil fuels are carbon-based?

• Over time, flesh turns into carbon

• Most life on earth is made from carbon

• Trees are made from carbon, but animals are not

• Swampy environments are carbon-poor environments

A carbonized fossil is quickly buried and flattened by the pressure of the sediments on top of it.  What remains is____________________

• Just bones
• a trace fossil
• a thin black film
• amber

An amber fossil forms when an organism gets stuck in sticky __________, which eventually hardens around it.

• tree sap
• tar
• cement
• syrup