Plate Tectonics: Wegener's Work

Describe how Wegener's continental drift hypothesis has helped to shape modern plate tectonic theory, and why his hypothesis was not widely accepted by his peers when first proposed. Analyze the types of evidence used to support plate tectonic theory.

Radioactive dating

Compare and contrast relative age dating with radiometric dating. What are the strengths and limitations (if any) of each?

Major Eras of Earth History

Fill in the chart below describing the major eras of earth history: Era | Time range | Geologic events | Life forms | Dominant life form Precambrian | Paleozoic | Mesozoic | Cenozoic |

Earth's Dynamic Ocean and Atmosphere Table

Earth's Dynamic Ocean and Atmosphere Table I need help with the following questions: In the following list, provide in one to two sentences the role of the Sun and the oceans in weather, climate, and the water cycle. The Sun The Ocean Weather Climate Water Cycle In the follo...

California's geological features and events

Describe the geological features and various types of rocks that formed in California (for example, mountains, craters, canyons, volcanoes, fault lines, or folds). Discuss the various geological events that occurred in California Describe the various types of rocks that these geological event...

Fossil Record Table

I need help with the following questions; In the following list, give a brief summary of what scientists have learned from the fossil record. Add one more type of evidence with a summary to the table. 1. Climate change 2. Continental drift 3. Extinct species - dinosaurs, early mammals, ...

Plate Boundaries and Faults

1. The tectonic cycle is a cycle in which crust is both created and destroyed. Where does crust get created and how does this occur? Where does crust get destroyed and how does this occur? 2. Explain the three types of tectonic plate boundaries. In your explanation you must include 1) the type of...

Solution dealing with the effects of plate tectonics on climate, ancient life, and geography. How has the motion/location of the tectonic plates influenced the climate of Earth over geologic time? How does the motion of the tectonic plates affect the geography? (surface features) How does the motion of the tectonic plates affect the distribution of organisms? (current and fossil life)

Solution dealing with the effects of plate tectonics on climate, ancient life, and geography. How has the motion/location of the tectonic plates influenced the climate of Earth over geologic time? How does the motion of the tectonic plates affect the geography? (surface features) How does the moti...

Identification of normal, reverse and strike-slip faults

I really need help with the following problem. For the attached figure, Using different colors for the different faulting types, circle five examples each of (a) normal faults, (b) reverse faults, and (c) strike-slip faults. Thanks!

Plate tectonics and subduction zones

Many hydrothermal mineral deposits of copper, gold, silver, and other metals have been found in the countries bordering on the Pacific Ocean. Can you offer an explanation for this remarkable concentration? If you were part of a team of exploration geologists looking for large copper deposits, where ...

Contrast the philosophies of Catastrophism and Uniformitarianism

Contrast the philosophies of Catastrophism and Uniformitarianism. What are the major differences in the how each philosophy addresses the age of the Earth? Finally, while neither philosophy should be taken too literally, which philosophy has been deemed more accurate by the scientific community and ...

Relative dating exercise

Relative Dating Exercise Determine the relative sequence of events in the diagram below. Enter the letter of the rock unit or geologic structure in the proper Event sequence. The geologic events of tilting, folding and erosion do not have single letter labels. Type the word "tilting", "folding" o...

Geology

Can't get my head round these questions. Am able to tackle the next question though!

Plate Tectonics, Divergnece and Hotspots

What is the relevance of the age of the oceanic crusts and the continental crusts within the south American plate. Are there presence of hotspots on the plate? What is the process that is responsible for the change in area of the South American plate?

Pacific Northwest Plate tectonics

1. Discuss the various geological events that occurred in the Pacific Northwest region. 2. Describe the various types of rocks that formed due to these geological events. 3. Examine the relationship between the characteristics of these rocks and the geological events.

The Richter Scale and marine fossils

1.How does the plate tectonics theory help explain the existence of fossilizes marine life in rocks atop the Ural Mountains?(Include a description of the specific process(es). 2. How were earthquakes intensities measured before the advent of the Richter Scale? What were the problems with that sc...

The Geological Society of America

Explain how developing professional knowledge and abilities affect career success. I am interested in the field of geology; I identified The Geological Society of America as a professional organization in this field. 1) Please briefly explain this organization 2) Explain how this organizatio...

Factors and Forces of Geological Features

Hi, I need assistance with some information so that I can create a PowerPoint presentation for the state of Colorado. I can do the PowerPoint myself but I need help researching the following and answering them: 1. Describe the various geologic events that have occurred in your state. 2. Describe ...

Estimating age of crystals using radioactive decay

Analysis of zircon crystals separated from the sandstone showed that the 206Pb/238U ratio was is 0.90, How do you work out an estimate for the age of the zircon crystallization assuming that the decay of 238U to 206Pb is 4.47x10^9 Years?

importance of geology to civilization

The importance of the science of geology to us a a civilization. Give at least two examples. For example, the ability to predict earthquakes and other disasters, or understanding mining and the use of natural resources.

Descriptions - Laurentia, Rodinia, Ediacaran faunas

I need to write a brief description of each. I am also having a hard time finding examples of each and why they are important to geological knowledge. 1. Laurentia 2. Rodinia 3. Ediacaran faunas 4. Grenville Orogeny 5. Stromatolites 6. Pangea 7. Permian/Triassic Mass Extention 8. Terminal ...