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Relative Dating

Relative Dating

Relative Dating. Relative Dating. Relative Age : the age of something compared to something else. Absolute Age : the actual age of a rock or an event . The Principal of Superposition. In undisturbed sedimentary rock layers (strata), the oldest rock is at the bottom. .

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Yen-Shan Lim PTYS 395 October 16, 2008

Yen-Shan Lim PTYS 395 October 16, 2008

Yen-Shan Lim PTYS 395 October 16, 2008. The Concepts of Maria. • Maria – dark, smooth, low plains (occupy 16% of the lunar surface area) • Before space age, concepts for the models of maria: - Dried-up riverbeds - Huge bowls of dust - Flow of volcanic ash

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VOLCANIC ERUPTIONS

VOLCANIC ERUPTIONS

VOLCANIC ERUPTIONS. A bit about volcanoes…. Volcanoes form when magma reaches the Earth's surface, causing eruptions of lava and ash. They occur at destructive (compressional) and constructive (tensional) plate boundaries. There are three different types of eruptions.

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1.39k views • 11 slides
Montserrat volcanic eruption quiz

Montserrat volcanic eruption quiz

Montserrat volcanic eruption quiz. 1. What region of the world is Montserrat? . 2. Which 2 plates met to cause the creation of the volcano? . 3. What type of plate boundary is this? . 4 . What is the capital of Montserrat? . 5. Where were the people who were killed by the eruption.

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INTRODUCTION

INTRODUCTION

Accounting for Pyrogenic Carbon Stocks in the Cache La Poudre Watershed f ollowing the High Park Fire Claudia M. Boot, Michelle L. Haddix , Keith Paustian , M. Francesca Cotrufo

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