Q.2 / Multiple choices. 1. Which one has low Si + Al elements, land Earth crust or oceanic Earth crust? 2. Which one is dense in Fe + Mg elements, land Earth crust or oceanic Earth crust? 3. Is calcite diamagnetic or paramagnetic? 720

Q: Select the statement that represents evidence for a solid inner core: There is a P-wave shadow zone…

A: The evidence for a solid inner core comes from the observation of a P-wave shadow zone in the shape…

Q: What fossil evidence supports the hypothesis of continental drift and its impact on ancient…

A: The theory of continental drift, postulates that Earth's continents were once combined in a single…

Q: The boreholes showing cores with traces of copper are shown as shaded circles. Boreholes with no…

A: All rock formations are capable of producing mineral deposits. In order to extract the minerals that…

Q: Do ocean surface currents change direction?

A: Ocean surface currents , the flat developments of water at the ocean surface, are dynamic and…

Q: Which kind of rocks may contain fossils?

A: The kind of rocks that may contain fossils are sedimentary rocks.Sedimentary rocks are formed from…

Q: Volcanoes are edifices built from volcanic products (e.g., lava, pyroclasts, ash, tephra). The shape…

A: Volcanoes are openings, or vents where magma, tephra (little shakes), and steam emit onto the…

Q: what is the relationship between average temperature of the troposphere and height of the…

A: Based on changes in temperature, composition, and other characteristics, the atmosphere of the Earth…

Q: How are humans affecting the polar deserts?

A: Human exercises are significantly affecting polar deserts, like those viewed as in the Cold and…

Q: Are the following statements true or false? In the continental crust, earthquakes only occur at…

A: Earthquakes occur all type of plates the continental and the oceanic plates. Earthquakes are due to…

Q: What were the solutions Greta mentioned on how can we help find solution to the climate change? 2.…

A: Swedish environmental activist Greta Thunberg rose to notoriety around the world for her work…

Q: The development of foliation in a rock may be indicative of which of the following? The rock has…

A: Foliation is the planner arrangement of the fabric. Those are generally the structural and textural…

Q: How are the Earth's crust and mantle different

A: The Earth's crust and mantle are two distinct layers that make up the Earth's structure.…

Q: If searching for placer gold in a river, where are you most likely to find it? Select all that…

A: Gold deposits can be found in nature as vein or lode deposits and placer deposits. Placer gold…

Q: If you wanted to outline current tectonic plate boundaries on a map, plotting this feature would be…

A: The different types of plate boundaries are associated with certain features forming or occuring due…

Q: xamine and explain in detail four measures that Caribbean countries can implement to minimize…

A: Caribbean countries are prone to earthquakes due to their geographical location, and these natural…

Q: What cycle affects atmospheric composition?

A: The cycle that essentially influences air sythesis is known as the biogeochemical cycle. It alludes…

Q: Select all of the changes observed as a stream flows downstream: The size of the particles that make…

A: Stream flow downstream refers to the movement of water in a stream or river in the direction of the…

Q: Explain the E.P. Odum model of a trophic level in an ecosystem

A: Trophic level refers to the position that an organism occupies in a food chain or food web within an…

Q: Banded iron deposits are found only early in Earth's history because: there were more volcanos…

A: The primary emitters include energy, industry, transportation, buildings, agriculture, and land…

Q: 6 (a) Given the following isotope evolution diagram, what do points A, B, C, D, and E on the figure…

A:

Q: What was the importance of the Miller-Urey experiment? What was produced in this experiment? What…

A: 1. Scientists Stanley Miller and Harold Urey from the Department of Chemistry performed the…

Q: The rocks underlying the Ottawa area were formed in three main stages. What are those three main…

A: The rocks underlying the Ottawa area were formed in three main stages, representing three distinct…

Q: Over geologic time, all stopes are unstable. True False

A: Note- It must be slopes, not stopes according to the requirements of the given question. Stopes are…

Q: How big is the Indian Ocean Gyre?

A: The Indian Sea Gyre is one of the five significant maritime gyres, huge frameworks of turning sea…

Q: 7) What are some basic flood prevention methods (levees, flood walls, storm retention basins,…

A: A flood is when water overflows into normally dry ground and is typically brought on by a dam…

Q: What is the estimated lifetime of a white dwarf? 5 million years O 5 billion years Longer than the…

A: A white dwarf is the end stage of stellar evolution for stars with masses up to about 8 times that…

Q: Describe some ways that climate change has affected Canadian species. Discuss human contribution and…

A: Climate Change: Climate change refers to long-term alterations in the Earth's climate system. It…

Q: Examine this topographic map and pattern drilling results. The boreholes showing cores with traces…

A: Mineral deposits may form in all rock formations. Boreholes are drilled in order to extract the…

Q: A star leaves the Main Sequence when: It begins fusion It goes through a Helium Flash It exhausts…

A: Stars, including our Sun, spend the majority of their lives on the main sequence, which is the phase…

Q: Match the depositional environment to the most likely degree of sediment maturity (least -->…

A: A turbulent stream is associated with the least mature sediment, a calm river is associated with the…

Q: What is the term for the process that returns moisture to the air from the Earth's surface?…

A: Evaporation is a natural process through which liquid water, such as that found in oceans, lakes,…

Q: How does the atmosphere on Earth compare to the atmosphere of Mars?

A: The air on The planet and Mars vary essentially in arrangement, tension, and by and large…

Q: Earth includes which units in correct order from center outward?   a. Core, inner mantle, outer…

A: The strata that make up the Earth each have different compositions and properties. Understanding the…

Q: Which of the following is NOT an aggregate? O limestone O gravel O diamonds O sand

A: Aggregates basically refers to granular materials used in construction, such as sand, gravel,…

Q: What are the primary factors that contribute to the formation and intensification of severe…

A: Severe thunderstorms represent a significant meteorological phenomenon that are capable of producing…

Q: How are nimbostratus clouds formed?

A: Low-level clouds called nimbostratus provide continual precipitation. They frequently resemble a…

Q: Modern evidence for the first major explosion of land plants can be seen in the:   a. rich…

A: The correct option is a. rich carboniferous coal deposits.The Carboniferous epoch, which lasted…

Q: consider air parcel A, which is 30C at the surface.  It is forced to rise to 5km.  The lifting…

A: The adiabatic lapse rate can be defined as the rate by which the temperature of a packet of air…

Q: If the rate of seafloor movement due to seafloor spreading is about 10cm/year approximately how many…

A: Oceanic lithosphere are maximum 200ma years old. The older created lithospheric plates get destroyed…

Q: Make an reflective essay about Communication and Climate Change

A: Title: Communication and Climate Change: A Call for Global CollaborationIn order to solve the…

Q: How are population and community ecology related to global warming?

A: Population and community ecology are closely related to global warming in several ways mentioned…

Q: . Use the following map to answer the questions that follow. 1024 1012 1020 1008 1024 1020 1016 1028…

A: The image in the question is a weather map. The map contains some isobaric lines. The red lines are…

Q: Kaual 3.8 to 5.6 million years old Oahu 2.2 to 3.4 Holokal 1.3 to 1.8 Direction of plate movement…

A: The image showing series of island seamount chain. They generally produced by the volcanic activity…

Q: Some earthquakes occur deeper than 30 km depth in subduction zones because the subducting…

A: Earthquakes are due to sudden release of energy in the Earth lithosphere. The release of energy…

Q: Over a period of several centuries, from Columbus to Castro, there have been major scientific…

A: A scientific paradigm refers to a framework or model that encompasses the fundamental assumptions,…

Q: How have scientists determined the causes of past ice ages and what evidence supports their…

A: Ice Ages, scientifically known as glacial periods, are periods of time when large areas of the…

Q: In a word, a comparative geochemistry ought to be launched, before geochemistry can become geology,…

A: The answer to the given question is True and an explanation is given below:"In a word, a comparative…

Q: Ocean exist on Earth because the higher density of oceanic lithosphere makes it "float" deeper than…

A: The formation of oceans on Earth is a fascinating geological process that has shaped the planet's…

Q: 90% of observed stars are on the Main Sequence (MS), why does this make sense? Stars off the MS are…

A: The fact that 90% of observed stars are on the Main Sequence makes sense because stars spend the…