-Caledonian Belt Baltie shield Greenland shield Angara shield Canadian shield North Altay-Sayan Tien Shan Alps Caucasus Atlas Himalayas Zagros Appalachians Indian shield Orinoco shield African shield Key Young mountain belts (less than 100 million years old) Brazilian shield Australian Old mountain belts shield Shields Stable platforms (shields covered by sedimentary rock) Range Dividiner Mounta ins Andes American Cordillera

Q: What is cross bedding?

A: Cross-bedding is usually found in arenaceous rocks. There are three types of cross-beddings:…

Q: Earthquakes below the Yellowstone caldera originate at very shallow depths, about 4 kilometers on…

A: a. The average geothermal gradient in the first 4 kilometers beneath the Yellowstone caldera is 100…

Q: Sketch a cross section of an Andean-type mountain belt and describe how its major features are…

A: The mobile plate is the plate that divides the earth's lithosphere. The plates floating above the…

Q: What features on the ocean floor most resemble flood basalt provinces on the continents?

A: Oceanography is an important earth science which studies about oceans including their vital…

Q: How did Wegener account for evidence of glaciers in portions of South America, Africa, and India…

A: According to Wegner, the huge supercontinent began to break up into small pieces of continents about…

Q: In what way is Earth unique among the planets of our solar system?

A: Earth science is a branch of planetary science that deals with the study of all fields of the planet…

Q: Q2: Answer the following from your text book: (choose 5 only) 1-Marconi invented the telephone.(T/F)…

A: Marconi invented the telephone. False

Q: List the major parts of the climate system and some connections between climate and geology.

A: Earth climate and its components: The climate is a measure of the average pattern of variation in…

Q: What zone on Earth has the greatest amount of seismic activity?

A: The earthquakes are one of the most destructive natural disaster which can cause immense damage to…

Q: What are blowouts? What term describes the process that creates these features?

A: The role of wind in sculpturing the earth's surface is no doubt someone less than that of the other…

Q: Explain the principle of isostasy and how it contributes to the elevated topography of mountain…

A: The lithosphere is the uppermost mechanical layer of Earth. It floats on the ductile asthenosphere.…

Q: Describe the conditions on Earth during the Hadean.

A: The question is to describe the conditions on Earth during the Hadean.

Q: Briefly describe how the principle of isostatic adjustment applies to changes in the elevations of…

A: Isostasy is the concept that crust and mantle are in equilibrium, and lighter crust floats on the…

Q: Why is a solar day different than a sidereal day? (This can be reasonably easily answered by…

A: A solar day is the time for Earth to rotate its own axis so that the Sun appears in the same…

Q: Are estuaries associated with submergent or emergent coasts? Explain.

A: Estuaries are associated with submergent coasts.

Q: Why does oceanic lithosphere subduct, while continental lithosphere does not?

A: The average density of the oceanic crust is around 3.0, whereas, that of the continental crust is…

Q: Assume that you and a nongeologist friend are visiting the glacier shown in Figure 4.17. After…

A: Moraines are deposited in the valley of a glacier. They are made up of till and tillites, which may…

Q: Discuss the causes of deserts.

A: Deserts are barren areas where little precipitation occurs, making it difficult for plants and…

Q: Explain why an earthquake east of the Rockies may produce damage over a larger area than one of…

A: Because seismic wave amplitudes decline more slowly in the east than in the west as distance from…

Q: TRUE OR FALSE 16.A lahar is a type of debris flow. 17. The 2011 Japanese tsunami is an example of…

A: The explanation for all the statements are given below with points.

Q: What are stromatolites? What group of organisms is thought to have produced them?

A: The Proterozoic Eon lasted from 2500 M.a to 540 Ma., and is the largest geologic time on earth.…

Q: Assume the molecular weight of NH4* is 18 g/mol, then the soil sample has: 1100 mg NH4+ per kg soil,…

A: In first question the answer will be True Because as the reaction happened based on the chemical…

Q: What is the supercontinent cycle? What supercontinent preceded Pangaea?

A: Alfred Wegener proposed a theory of continental drift that states that continents have drifted in…

Q: Which of the following result in natural forcings of the climate? （Select all） Volcanic eruptions…

A: Climate forcing may be defined as the physical process of affecting the climate on the Earth through…

Q: Sketch a cross section of an Andean-type mountain belt and describe how its major features are…

A: After the inception of the earth, the planet went through several physical, chemical and biological…

Q: Describe how Earth’s atmosphere and oceans formed and evolved through time.

A: In Hadean Eon, the Earth's temperature was very high, and the atmosphere was entirely made up of…

Q: To what does the term Hadean apply? Is it an “official” part of the geologic time scale?

A: The universe, which formed around 13.6 billion years, comprises of the galaxies, stars, planets,…

Q: What type of fault is associated with fault-block mountains?

A: The structural breaks are usually fractures or ruptures that developed on the rock. The entire…

Q: Referring to the accompanying diagrams that illustrate the three types of convergent plate…

A: As per the honor code, we are allowed to answer three sub-parts at a time so we are answering the…

Q: Define fossil and discuss the conditions that favor the preservation of organisms as fossils. List…

A: DEFINITION:  Fossils are the remains or traces of ancient life that have been preserved by natural…

Q: Bryce Canyon NationalPark, shownin the accompanyingphoto, is in drysouthern Utah. Itis carved into…

A: INTRODUCTION:    Weathering is the breaking down of rock with the help of weathering agents like…

Q: I need a informative speech outline about whales

A:

Q: Briefly describe how triangulation is used to locate the epicenter of an earthquake.

A: An earthquake is a sudden release of elastic strain energy stored inside the rocks from the weak…

Q: Where do we find the youngest rocks in an eroded basin: near the center or near the flanks?

A: Rocks can be described the natural occurring solid substance which is formed by the aggregation of…

Q: How is brittle deformation different from ductile deformation?

A: The main difference between ductile and brittle deformation is that ductile deformation occurs at…

Q: Locate and name Earth’s major mountain belts on a world map.

A: Some of the Earth’s major mountain belts are: The Great Himalayas in Asia The Rockies in North…

Q: Importance of soil in the development of rural settlements

A: Soil is a natural resource which can be called to be our life support system. It provides the…

Q: Why is wind erosion relatively more effective in arid regions than in humid areas?

A: The role of wind in sculpturing the earth's surface is no doubt someone less than that of the other…

Q: What is an ephemeral stream?

A: Streams are defined as the body of water that is in motion. These flowing bodies of water are mostly…

Q: Briefly describe the major differences between the formation of the Appalachian Mountains and the…

A: The Appalachian Mountains were formed when colliding tectonic plates folded and resulted in upthrust…

Q: With contractionary fiscal policy, prices will likely O a. Fall

A: The Fiscal policy in policy in economics which results rise of unemployment by providing employment…

Q: analyze environmental factors contributing to biodiversity richness and loss.

A: *When speaking of a community, environment, or microhabitat, small-scale species richness refers to…

Q: Define orogenesis.

A: Geology is also called as geoscience or earth science which studies about the earth structure which…

Q: Compare and contrast mountain building at a volcanic island arc with mountain building at an…

A: The mobile plate is the plate that divides the earth's lithosphere. The plates floating above the…

Q: Describe how glaciers move, the rates at which they move, and the significance of the glacial…

A: Glacial ice moves as flow. Under the pressure, the ice seems to behave as a plastic material and the…

Q: If the budget of a valley glacier were balanced for an extended timespan, what feature would you…

A: Glacier budget

Q: Describe the obstacles plants had to overcome in order to inhabit the continents

A: INTRODUCTION: Marine sediments and lowland shows various plant evolution through fossil in the past…

Q: Differentiate between terrane and terrain.

A: Terrane is mostly used as a geological term and terrain is used in a geographical context.

Q: List at least five connections between climate and geology.

A: The climate system occurs due to the complex interconnection between atmosphere, ocean, living and…

Q: What is the Cambrian explosion?

A: The Paleozoic Era lasted from 541 M.a to 252 M.a. Life evolved from a single cell to complex…