Relative vs. Absolute dating

According to the law of superposition, the oldest fossils are found 

• At the top of the rock layers
• Near the bottom of the rock layers
• In the middle of the rock layers
• Somewhat near the surface

_{Which rock layer in the diagram seems to be the oldest?}

• F
• E
• B
• A

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

According to the law of superposition, which layer is the youngest?

• A
• B
• C

gaps in rock layers caused by erosion are called

• law of superposition
• unconformities
• uniformitarianism
• relative dating

Which type of dating method can be used on rock layers by applying the Law of Superposition?

• relative dating
• absolute dating
• radioactive dating
• radiometric dating

The ________ states that layers of sediment were originally deposited horizontally under the action of gravity.

• law of superposition
• law of horizontality 
• uniformitarianism 
• unconformities

states that the geologic feature which cuts another is the younger of the two features

• law of horizontality
• cross cutting relationships
• law of superposition
• uniformitarianism

What 2 things make a good index fossil?

• Good looks and a great smile
• widespread and on Earth of a short time
• widespread and on Earth for a long time
• only found in Clinton Twp and in every rock layer