Below are two cross sections for use practicing the application of the principles of relative age dating.
For each cross section list the order of events that occurred to form the rocks illustrated.
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Rather than putting them into a photo album they are stacked up in a box. If a scientist finds one of those fossils they can then assume the age of the rock based on the age of the fossil.
Where are the oldest pictures, by year, going to be in your stack? Often igneous intrusions will cut across layers of rock.
Veel van deze vrouwen zijn wanhopige alleenstaande moeders en gehuwde vrouwen die op zoek zijn naar spannend plezier. Ga je ermee akkoord om de identiteit van deze vrouwen geheim te houden?
If you did it like many people, you based your sentences on what you know normally happens when you make a lunch. The process of putting things in a "correct order" based on experience is called relative dating.
This means that you know which events came first, but not the exact time when they happened. Scientists use the fossils of animals to help determine relative age.