Unit 4- Assessment- Fossil Finders

What is your FULL Student ID Number (no letters!)

What is your full name (First, Last)

The Law of Superposition states that as long as rock layers are undisturbed, the oldest layer of rock will be.....

• on the bottom
• on the top
• in the middle
• in any order

Which of the following is NOT a characteristic of an index fossil?

• many have been found
• lived during a short period of time
• must be small
• must be easily recognizable
• must be found in many areas of Earth

What is absolute dating?

• comparing the age of one object to another
• determining the amount of mass in an object
• determining the exact age of something

Which of the following is NOT an absolute dating method?

• Carbon Dating
• Potassium-Argon Dating
• Convection Dating

Why will you never find a fossil in igneous rock?

• Fossils form under heat and pressure, so they can only exist in metamorphic rock
• Igneous rock is made from pressed sediments, so it is too compacted for fossils to form
• Igneous rock is made from cooled magma/lava, therefore no fossil could exist

Which rock layer is the youngest?

• D
• E
• F

Which rock layer is the oldest?

• D
• E
• F

What time period is layer D from?

• Cambrian
• Permian
• Silurian