Exploring Earth's Layers

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Questions and Answers

What are the layers of rock beneath our feet similar to?

a gigantic jawbreaker

What is relative dating?

a method scientists use for determining the order of events without using actual ages

What do the layers of candy in a jawbreaker represent?

a record of time passing

What is relative dating?

Relative dating is the process of determining the age of a rock layer or fossil compared to other rock layers or fossils. Signup and view all the answers

How do paleontologists use relative dating?

Paleontologists use relative dating to determine when organisms found buried in rock layers may have been alive. Signup and view all the answers

What are intrusions in rock layers?

Intrusions are molten rocks that force their way into preexisting rock layers. Signup and view all the answers

What is a fault?

A fault is a break in the layers of rocks where the layers can slide past each other. Signup and view all the answers

What happens when a fault occurs?

When a fault occurs, the layers of rocks shift up or down, changing the way the layers appear. Signup and view all the answers

What is the relationship between a fault and a sidewalk crack?

A sidewalk crack is like a fault because both break up the layers that were already laid down. Signup and view all the answers

What is the order of formation for the layers in the diagram?

The bottom layer (C) was formed first, followed by the middle layer (B), then the top layer (A). The intrusion (D) happened after the formation of all three layers. Signup and view all the answers