Describe the change in grain size from slate to Phyllite to schist.

Q: Relative to an earthquake of magnitude 5 on the Richter magnitude scale, an earthquake of magnitude ...

A: A Richter scale is a scale to describe the power or magnitude of an earthquake. The magnitude scale ...

Q: Where does the heat come from that drives mantle convection and plate motion?

A: Division of the earth's interior is also done based on rheology. This division is different from the...

Q: Some sources of air pollution produce tiny black particles that can be transported around the world ...

A: Albedo is a measure of reflectivity appearance. When used on Earth, the effect of albedo is a measur...

Q: Under what circumstance does the eruption of lava produce a flood basalt instead of a volcano?

A: Flood basalts are volcanic structures where the lava is spread across large areas on the Earth's sur...

Q: explain how GIS works with diagram?

A: GIS, also known as Geographical Information System, is used for storing, capturing, and displaying v...

Q: Q2 / Circle only the correct answer from the following: 1. We can find the very liquid phase of mate...

A: Since you have asked multiple questions, we will solve the given first question. If you want any spe...

Q: How did reefs formed by hexacorals during the Jurassic Period differ from those formed during Triass...

A: The corals are marine invertebrates belonging to the phylum Cnidaria of class Anthozoa. These live i...

Q: Home work: from test data of infiltration experiment, D = 2.5 cm @ t= 15 minute and D = 8 cm @ t= 10...

A: Depth of infiltration = 2.5 cm Time taken to 2.5 cm = 15 min. Base infiltration rate  = 2.5cm × 4 = ...

Q: Earth Science Question

A: The Earth's interior is differentiated into the crust, mantle, outer core, and inner core.   Disclai...

Q: What kinds of stratigraphic correlation do geologists undertake?

A: Stratigraphic correlation is the method of comparing and correlating the different stratigraphic suc...

Q: How are the boundaries between the regions of the atmosphere determined?

A: Earth is encircling by a life-giving gaseous layer termed the atmosphere. According to the temperatu...

Q: Q3

A: When there is a transporting agent like water, wind or ocean currents, generally, the sorting is bet...

Q: You are hiking in the countryside when a lightning bolt flashes, followed quickly by loud thunder. W...

A: Lightning is an atmospheric phenomenon that occurs in clouds and generates flashes of long electrica...

Q: Which planktonic primary producers can succeed at the greatest depths?

A: Planktons are aquatic organisms that do not possess the capability of swimming. Primary producers, a...

Q: DuringEl Niño events:a.Australia experiences drought.b.western North America experiences drought.c....

A: Thee masses of water in the ocean that flows from one place to another place is termed ocean current...

Q: Both water and oil are liquid.Water boils, oil fries.Why the difference??

A: Oil and water both are liquid. But the only difference that makes water to boil and oil fry is the d...

Q: Question 6 True or False: Volcanologists always know when to issue an evacuation notice due to a vol...

A: Before the onset of a volcanic eruption, several signs may be given off like the increase in size an...

Q: 7 Multiple Choice Questions

A: In the meandering river, when river water passes through the channel, it erodes the material on one ...

Q: 9. How do porphyritic igneous rocks form? Which minerals would you expect to be the phenocrysts in a...

A: Porphyritic rocks are characterised by the porphyritic texture, which essentially has a bimodal grai...

Q: True or False: Mafic magmas are low in silica and contain lighter-colored minerals such as quartz. A...

A: A mafic magma is a type of magma that is silica undersaturated and is rich in magnesium and iron. Th...

Q: What is your latitude if, on March 21, you observe the noon Sun to the north at an angle of 18 degre...

A: The radiation emanating from the sun is named insolation. It consists of short wave radiation which ...

Q: How do modern navigators find their position at sea?

A: Navigation enables mariners to locate their position and travel from one place to another place. The...

Q: how humans harness Earth’s internal energy inproducing electricity. What are the latest developments...

A: Earth's interior is a huge source of heat energy. The interior of the Earth provides almost 47±2 ter...

Q: Why is it inappropriate to use only a subset ofthe total years to establish a climatic pattern?

A: Climate is defined as the long-term average weather, generally calculated over a period of at least ...

Q: In what ways could a massive outpouring of flood basalt affect the existence of species on Earth?

A: Volcanism is a geological event associated with tectonic plate activities. The magma from the mantle...

Q: You have been asked to conduct a relief assessment after a major earthquake in a developing countr...

A: A disaster like an earthquake causes significant loss of life, resources and property. The loss in r...

Q: Earth Science Question

A: when eruption took place, it caused massive injection of hot gasses into the atmosphere, which forme...

Q: By analyzing old air trapped in glacial ice up to 800,000 years old, what have we discovered? (Choos...

A: Ice cores are used as a proxy for paleoclimate interpretation, and for this, ice sheets are drilled ...

Q: Calculate the temperature of an unsaturated air parcel at 100 m increments as it rises from earths s...

A: An unsaturated air parcel rises from the earth surface and it adiabatically expands and cools. This ...

Q: Unfortunately, coal commonly contains the mineral pyrite (FeS2), which causes it to release SO2 into...

A: Coal is one of the major sources of energy, and a very crucial fossil fuel. Coal is mostly used for ...

Q: Distinguish between transverse and longitudinal waves. To which of these categories do  Sound waves...

A: There are two types of waves, transverse and longitudinal. Transverse waves are the waves that propa...

Q: Explain the concept of thermoclines.

A: The marine water bodies are divided into different layers. This layering is based upon the temperatu...

Q: In June, why does the outer edge of the atmosphere at the equator receive less solar radiation than ...

A: The Earth is tilted at an angle of 23.5 degrees on its axis. Due to this tilt, the Earth does not re...

Q: occurs when pressure is the main factor in the transformation process in addition to the heat due to...

A: Metamorphism is essentially a solid-state process, which occurs in a closed system. During metamorph...

Q: Astronomy question If the angular diameter of a star is 0.35 degrees and at a distance of 160 millio...

A: The diameter of star can be calculated by using the relation, α=2tan-1D2r Here, α is angular diamete...

Q: what relative amounts of the types of matter in a soil (sediment, humus, air, water)

A: Soil is the top thin layer of land. It forms very slow after erosion of rocks and deposition of erod...

Q: How can glacial conditions affect the landscape beyond the margin of the ice?

A: Glaciers are huge ice masses that move over the land very slowly. These huge ice masses are formed b...

Q: Choose the correct word to complete the following sentences

A: On the Earth's surface, regions of high and low pressure are created due to ascending and descending...

Q: Following the urban heat island profile from rural areas to a typical downtown urban area, which of ...

A: The given temperature profile includes places like rural, suburban residential, commercial, downtown...

Q: 2.what can cause the resistivity of a rock to increase (Choose two)

A: The resistivity of the rock is its ability not to conduct electricity. Resistivity is the inverse of...

Q: Question 11 Use the satellite images below to help you answer the following questions. Note that dar...

A: Mount Pinatubo is an active volcano in Philippine. In volcanic eruption, several gases escape from i...

Q: What season is described to December 21-22 date in the northern hemisphere and Southern Hemisphere?

A: The seasonal variation on Earth is due to the tilt on its axis. The two hemispheres receive solar ra...

Q: Because of slates hardness and foliated texture, it is popular as special building material and for ...

A: Slate is a metamorphic rock which is fine grained and has foliations. It is formed by the alteration...

Q: 9.The response of the gamma ray tool is unaffected by the presence of hydrocarbons. a) True b) False...

A: Natural radioactivity of formation is measured by the Gamma-ray tool. Shale, usually present as capr...

Q: Name major contaminants for the following four types of environmental pollution in Pakistan:        ...

A: Environmental pollution is defined as the contamination of the physical and biological components of...

Q: How does the relative position of rock reveal someting about its history

A: Rocks are an important source for revealing information about the Earth's history. The absolute age ...

Q: لوکی ثقتل 3.7 Gold has a specific gravity of almost 20., Ifa 25 liter pail of water weighs about 25 ...

A: For describing the density of the minerals, the term Specific gravity is used. The specific gravity ...

Q: Why are some winds strong and weak?

A: The air, which moves due to pressure difference is called wind. Thus the driving force of wind is pr...

Q: Where are the five major gyres in the world?

A: Gyres are a large system of circulating ocean currents. The reasons for the formation of gyres are g...

Q: Thinking Critically What factors contribute to the uneven heating of Earth by the sun?

A: Uneven Heating of Earth Sun is the ultimate source of energy on the earth. The different place on th...