Which layer of the earth is the thinnest? *       crust       mantle       outer core       inner core

Q: Why do hurricanes strike the East Coast of Canada and the United States but not the West Coast?

A: Along the east coast of the USA and Canada, the hurricanes strike and they don't strike the west coa...

Q: Often, humans work to preserve biomes that are visually attractive. Are there biomes that might be l...

A: Various biomes in biological systems are territories that are portrayed by a particular abiotic and ...

Q: Earthquake Magnitude and Intensity (a) Find the magnitude of an earthquake that has an intensity tha...

A: Earthquake essentially refers to the sudden shaking of the Earth's surface. It is essentially a geo-...

Q: What is the order of the layers (YOUNGEST TO OLDEST - PLACE THE LETTERS IN ORDER)? B G K D

A: By analysing the question, We need to write layers in the order from youngest to oldest. Below you c...

Q: What are the two main types of minerals?

A: All matter is made up of different elements and compositions. Certain chemical elements bond to form...

Q: Explain how the following sedimentary structures form: (a) graded beds, (b) ripples, (c) cross-beddi...

A: Sedimentary structures: Many of them are formed during or shortly after sedimentary rocks are deposi...

Q: If ecosystems are so difficult to delimit, why is this such a persistent concept? Can you imagine an...

A: Ecosystem is a large chain or web that comprises of plants, animals and other organisms that stay to...

Q: Clams and squid are in the same phylum. How can that be?

A: Earth is the third planet in the solar system and the only planet known so far that can sustain life...

Q: Why are air temperatures near the seashore cooler during the day and warmer during the night than in...

A: There occurs a density difference in the air as it gets cooler or hotter. As the air gets hotter its...

Q: What are the three domains of living things?

A: Earth is the third planet in the solar system and the only planet known so far that can sustain life...

Q: DIRECTIONS: Identify and describe the common constellations that can be seen in the Philippine sky.

A: Constellation in astronomy are stars grouped together which appear as a pattern of some picture like...

Q: What are some of the forces and physical processes scientists should consider when creating and anal...

A: The large-scale movement of water in the ocean is called circulation. These changes of circulations ...

Q: what is soil?

A: The mineral is generally defined as a solid homogeneous crystalline material and it has a fixed chem...

Q: 4) a) Approximately half of the 174 petawatts of solar radiation incident on the upper atmosphere re...

A: By analyzing the question, We need to describe the term solar constant E0 and state its magnitude. I...

Q: Dune formation and migration is due to

A: Geomorphology is the study of the landforms, structures, features, how they have formed, the sedimen...

Q: Climatic changes occurred throughout the world during the latter part of the Paleogene Period. Using...

A: The term climate change implies about the transformation of the global climate of the planet thus re...

Q: What might be done to “rejuvenate” oil and gas fields that have been pumped nearly dry?

A: The fields that are used for the extraction of petroleum and gas from underground is called oil fiel...

Q: Provide your own quotation about conservation of energy.

A: The conservation of energy is the preservation of energy for the future generation so that it does n...

Q: Is there anything geographically special about the place where zero longitude is located? What about...

A: The globe is cleaved into different parts with the help of imaginary lines. These lines are divided ...

Q: How do heavy metals enter the food chain? What can be the results?

A: The ecosystem is the geographical area where the living organisms live and interact with each other ...

Q: Discuss Photochemical Reactions in the Atmosphere?

A: Photochemical reactions take place in atmosphere due to the absorption of solar radiation in the UV ...

Q: Why is oxygen sometimes in short supply in the tropical ocean? Might this shortage affect marine lif...

A: Oceans are storehouses of water and living organisms. Around 78% of Earth's surface is covered with ...

Q: Polar Ice Core CO2 data spans many thousands of years and covers a large expanse of time when there ...

A: Global warming by anthropogenic and non anthropogenic causes ahs been a matter of debate since long ...

Q: List the unit of the density of population in a habitat per unit area.   a) Bacteria b) Banyan c)Dee...

A: A population is a group of individuals. A population can be of an entire nation or any community wit...

Q: What role does biodiversity play inthe energy flow of ecosystems?

A: An ecosystem is a community or system in which living organisms interact with each other and the sur...

Q: Calculate the period of revolution of a hypothetical planet that is 16 AUs from the sun.

A: By analysing the question, we need to Calculate the period of revolution of a hypothetical planet th...

Q: What’s the deal with airliners and volcanic eruptions? Why are flights cancelled when there’s just a...

A: Firstly, let us discuss something about volcanic eruptions, Volcanic eruptions: When the lava and ga...

Q: what do you see in this chart

A: Population is one of the most important human factors that have influenced the natural as well as ma...

Q: Define how Soil Is Made ?

A: Soil is a mixture of mineral water organic matter and different organism or decaying remains of livi...

Q: Summarize why water is a precious resource and why shortages occur

A: The Earth is made up of four spheres known as lithosphere, atmosphere, hydrosphere, and biosphere. A...

Q: Which Galilean Satellite is the furthest in distance from Jupiter?     Io       Ganymede ...

A: By analysing the question, We need to tell which Galilean satellite is furthest in distance from Jup...

Q: What is the relationship between surface currents and the climate of adjacent continents?

A: Climate is the long-term average of the weather over almost 30 years. The primary factors of climate...

Q: What is the carbon cycle?

A: Earth has various processes taking place at every moment. Energy cycles via food chains. The matter ...

Q: Which distribution pattern is the rarest?

A: The Earth is made up of four spheres known as lithosphere, atmosphere, hydrosphere, and biosphere. A...

Q: what is the temperature of the deepest place of the earth

A: Geomorphology is the study of the landforms, structures, features, how they have formed, the sedimen...

Q: Explain the effects on world climate of (a) intervals of rapid seafloor spreading, (b) continental g...

A: Climate is not a stable thing but in fact it always keeps on changing. Climate change is a long-term...

Q: erosion is the  removal of material from one place to another by wind or water loss of soil quality...

A: Geomorphology is the study of the landforms, structures, features, how they have formed, the sedimen...

Q: 3) a) Discuss briefly the difference between naphtas and gasoline, what processes you might find in ...

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

Q: Why isn’t tidal power being developed more aggressively?

A: Energy is very essential for human civilization to develop. Energy is required for industries, house...

Q: The formation of Pangaea during the Carboniferous Period was a major geologic event. Using the shown...

A: The earth has evolved for ages and billions of years over the period. The evolution was not only evi...

Q: Which country do you suppose has the largest EEZ?

A: The exclusive economic zone: It is a territorial area in the sea that the state exploits economicall...

Q: Reflection Activity: Create an essay about the different activities that affect the quality and avai...

A: Water quality is a term that determine its usage, water has its own taste, colour, smell and constit...

Q: What is a cyclonic storm?

A: The atmosphere is the mixture of gases that surrounds the Earth. The composition of the atmosphere v...

Q: What do we mean by carbon-fixation or nitrogen-fixation? Why is it important to humans that carbon a...

A: The carbon and nitrogen cycle is important for a sustainable environment. This cycle starts from the...

Q: O shale O hydrofractured shale O well-sorted sandstone O well-cemented sandstone

A: A reservoir rock is a geological formation that will yield significant quantities of hydrocarbon. Th...

Q: How does sodium fluoride in the public water supply promote dental health?

A: Firstly, let us discuss something about dental health, Dental Health: Concerned with your teeth, gum...

Q: Why were oceanographic conditions at Earth’s poles of interest to scientists?

A: There are two poles on the earth, namely the north pole and the south pole. The south pole lies in A...

Q: In spite the presence of several agencies both national and local governing Philippine water resourc...

A: Philippine is a south eastern Asian country which lies at western Pacific Ocean. Philippine position...

Q: Dorothia fossil 1-determine oceanic environment zones and pollution influences in coastal water. ...

A: Dorothia fossil- This is a fossil of the foraminifera species. This fossil belongs to the Dorothia C...

Q: On average, the meteorological equator lies about 5° north of the geographical equator. Why the disp...

A: The parallel of the 5 degrees is called so as its annual mean latitude of the-equator thought. The t...