Question 4. Is the one I need answered on this one

Q: Fullertonian decays to Tuffyton with a half life of 3 million years (aside: these are fake elements)...

A:   Let the number of half-lives be n.  So, required time period, t= nT1/2 where T1/2 is Half-life of ...

Q: What changes in temperature, pressure, and water content cause hot rock to melt? What are the two mo...

A: The earth surface contains various types of rocks such as sedimentary rocks, igneous rocks, and meta...

Q: After freeing zircon crystals from an igneous rock, how could you determine when the rock formed (so...

A: Minerals that make up igneous rocks sometimes incorporate trace quantities of radioactive elements. ...

Q: Sketch a plate-tectonic map along western North America from Alaska through Mexico. Label the spread...

A: Figure 1a depicts spreading the spreading centers, subduction zones, and transform faults in a plate...

Q: Why do so many mega-killer earthquakes occur in the China, India, Pakistan region?

A: Most of the earthquakes occurring in China, India, Pakistan region originate in the Himalayan region...

Q: Mount Vesuvius is one of the world’s most active volcanoes, yet it has quiet intervals lasting how l...

A: Mount Vesuvius is an active volcano, which means it will erupt again. The first recorded evidence of...

Q: What factors combined to cause the resonance in Mexico City that was so deadly in the 1985 earthquak...

A: The damage caused by the 1985 earthquake was a combination of two factors: resonance in lakebed sedi...

Q: Compare the ability to withstand earthquake shaking of downtown buildings and bridges in West Coast ...

A: The ability of structures to withstand damage from an earthquake depends on the strength of ground s...

Q: Radiometric analysis for the GRANITE: Fullertonian 50 %,   Tuffyton 50 % How many half lives have pa...

A: Let the number of half-lives be n.  So, required time period, t= nT1/2  where T1/2 is Half-life of a...

Q: What is the basic difference between obtaining water from a water-table well and obtaining water fro...

A: Artesian well is same as that of water-table well except in the case of obtaining wtaer.

Q: Sketch a Marina District (San Francisco) dwelling and explain why so many failed during the 1989 Lom...

A: The Marina district building was built over the landfill comprising of a mixture of sand, dirt, rubb...

Q: True or False: The returned signal from surface targets is known as backscatter?

A: To collect data using remote sensing, we require a source of energy. This source can either be natur...

Q: Pahoehoe and AA 1. Compare the specific compositions and textures of the two materials you have been...

A: Basaltic lava erupts from a volcano and as it cools on its way downhill, it tends to produce differe...

Q: Explain the hazard that Mount Rainier presents to the Seattle-Tacoma region.

A: Mount Rainier, a stratovolcano will produce an explosive volcanic eruption, releasing large amounts ...

Q: True or False: One of the disadvantages of cubic convolution image resampling is that it alters orig...

A: While resampling a raster is to be reprojected onto an empty grid. The size of the grid is defined b...

Q: What volcanic processes have killed the most people in the last 500 years?

A: Some of the most deadly volcanic eruptions over the last 500 years are:  Krakatau, Indonesia (1883)...

Q: What is usually the worst time of day for a big earthquake to strike a city in the western United St...

A: An earthquake's impact depends on the following factors: distance from the epicentre, the severity ...

Q: Why are invasive species such a concern in chaparral systems? List three common invaders in our loca...

A: Chaparral is type of biome found in temperate region. Which is also known as Mediterranean forest fo...

Q: Why are fires in cities so commonly associated with major earthquakes?

A: Fires are a recognized hazard associated with earthquakes, especially in cities and industrial areas...

Q: What average speed, in centimeters/year has the Pacific plate been moving for the past 5 million yea...

A:   As location of hotspot remains fixed relative to plate motion and also Hawaiian big island is loca...

Q: Which tectonic-plate edges fail most commonly in shear? In tension? In compression?

A: Shear stress occurs at the transform boundaries where two plates slide past each other. Tensional st...

Q: Which U.S. states are on the Pacific tectonic plate?

A: The San Andreas Fault is the continental transform fault boundary between the Pacific Plate and the ...

Q: An atmospheric species designated with a dot, such as HO., is a .............. possessing an...........

A: An atmospheric species designated with a dot, such as HO., is a hydroxyl radical possessing an oxidi...

Q: True or False One of the disadvantages of parallelepiped algorithm of supervised classification that...

A: The process of classify pixels unknown identity by using samples of known identity. Here, unknown pi...