How will the sun end its life?   a. as a red dwarf   b. as a white dwarf   c. as a nova   d. as a black hole   e. as a neutron star

Q: What kinds of geologic evidence suggest that continental glaciers spread widely more than 2 billion ...

A: The glaciers are present in the Polar Regions. Two types of glaciers are present on the earth, these...

Q: The main sequence has a limit at the lower end because   a. low-mass stars form from the interst...

A: The main sequence has a limit at the lower end not because low-mass stars form from the interstellar...

Q: What are the three main types of nebulae

A: Nebula is an interstellar cloud of dust and gases such as hydrogen and the helium. The cloud is form...

Q: Explain the Several types of farming ?

A: Agriculture is the cultivation plants and livestock. Farming is the rise from sedimentary human civi...

Q: What can you say about our Planet today? Introduction, Body and Conclusion

A: The planet is an astronomical body possessing its own mass which accounts for the virtue of its grav...

Q: ____________________ rock forms from the crystallization of a melt.

A: The rocks those that are formed by the process of crystal development and the removal or separation ...

Q: Which stars are the rarest?   a. red dwarfs   b. white dwarfs   c. G type   d. F typ...

A: A star is a galactic item comprising of a radiant spheroid of plasma held together by its own gravit...

Q: Are we alive in the midst of a mass extinction event? In what ways are humans playing a role in mass...

A: The extinction of species at a mass scale is called mass extinction. This event can be considered if...

Q: Define about the Conservation of Water ?

A: Water is a common substance and is present everywhere, it fills the water bodies like ocean, river a...

Q: What features of coral reefs help explainwhy they are so biologically diverse?

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

Q: The free-fall contraction of a molecular cloud   a. can be initiated by shock waves from superno...

A: The free fall contraction of a molecular cloud can be initiated by shock waves from supernovae.  The...

Q: Why is Pacific Ocean sometimes called as Cold Pacific?

A: The Pacific Ocean is the largest and deepest ocean in the world and it is called as Cold pacific due...

Q: Are you in favor of establishing more wilderness areas in the place where you live? Why or why not? ...

A: Wilderness area is a region where natural state of land is preserved and human interference is minim...

Q: 1. The point on the surface of the Earth immediately above the focus is the 2. P waves travel with a...

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

Q: Summarize how the fossil record, geological timescale, andbiogeography each provide evidence in supp...

A: Firstly, let us discuss something about evolution, Evolution: The change in the characteristics of a...

Q: Explain the major characteristics of the two oceanicdivisions.

A: The oceans are the only thing on the earth that acquires the most of the area under it. The land sur...

Q: The brightest stars are luminosity class   a. Ia.   b. Ib.   c. II.   d. IV.   e....

A: Luminosity is defined as the radiating power of a star i.e., the amount of electromagnetic radiation...

Q: How far would the sun (absolute visual magnitude = 4.83) have to be to be barely visible to the unai...

A: Ever since the beginning of the Universe, matter and energy were created. These matters and energy e...

Q: Estuaries are classified by their origins. What types of estuaries exist?

A: An estuary is a mostly encased waterway shaped where new water from land meets and blends in with sa...

Q: Explain the difference between high-quality and low-quality energy.

A: Energy quality is the amount that demonstrates the ease with which energy is transformed into its di...

Q: What is an aquifer, and how is it recharged?

A: Aquifers come in two kinds. Some are shaped in the space between permeable materials like sand, rock...

Q: El Niñoa. prevents the ocean current from upwelling.b. causes stagnation of the nutrients.c. changes...

A: El Nino is the event that occurs when the high pressure along the coast of South America diminishes,...

Q: Explain the ways to determine the foundation depth for single storey residential building ?

A: Soil has a great connection with the foundation of infrastructures. These two factors are related to...

Q: In 1970 the deer population of an island forest reserve about 518 square kilometers in size was abou...

A: The population is defined as a distinct group of individuals. It can signify the people of a nation ...

Q: Briefly describe the impact El Niño has on weather and climate on the western pacific including the ...

A: The El Nino is the event when the high pressure along the coast of South America diminishes and caus...

Q: Why is plastic so dangerous to marine organisms?

A: The ocean is home to a variety of organisms. The increasing use of plastic and plastic pollution in ...

Q: The carbon-nitrogen-oxygen cycle   a. operates at a slightly lower temperature than the proton–p...

A: Firstly let us discuss something related to the  cycle,  CNO cycle: a catalytic cycle resulting in t...

Q: How would western Europe’s climate change if the Gulf Stream slowed?

A: The Gulf Stream is critical to the worldwide environment since it gives directing temperatures on ad...

Q: How can we tell that two stars in a spectroscopic binary are in gravitational orbit around a common ...

A: A binary system is the system of two stars rotating around their common center of mass. In a spectro...

Q: state at least three (3) PROS and (3) CONS of fire.

A: Fire- Fire is defined as an exothermic chemical reaction that occurred due to the combustion of a su...

Q: Buried in Ash  When a volcano erupts violently, everything nearby is in danger. A volcano can spew l...

A: STEP 1 Volcanoes are openings, or vents where magma, tephra (little shakes), and steam emit on to th...

Q: What’s convergent evolution?

A: Firstly, let us discuss something related to convergent, Convergent: coming closer together  

Q: How and when did the Earth come to be?

A: The model formation of Earth came from the Nebular hypothesis.  Shortly after the big bang, a large ...

Q: what is the type of this structure and how it's form?

A: Features of igneous rocks which develop on a large scale in the body of extrusive or intrusive erupt...

Q: please answer

A: The warm-air mass consists of light air and the cool air-mass consists of the heavier and denser air...

Q: Name and describe the layers of Heterosphere.

A: The heterosphere is the layer of air that is separated by the molecular mixing of gases. As the mixi...

Q: If an object formed from a cloud of dust and gas is less than 0.08 solar masses, it forms a   a. ...

A: An innumerable amount of dwarf objects in the Solar system. Thus, these are considered as the sub-ca...

Q: Thinking Critically Describe the atmospheric circulation cells in the Northern Hemisphere. At which ...

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

Q: What are the types of ocean waves, arranged by disturbing force and wavelength?

A: The waves that are formed on the surface of the oceans because winds are called ocean waves. These w...

Q: A light curve measures   a. brightness vs. distance.   b. mass vs. luminosity.   c. brig...

A: The answer will be option c i.e. brightness vs. time. 

Q: What causes the two major types of ocean currents?

A: ocean current is a predictable known continuous directional motion of ocean water which are wind dri...

Q: How the grain-size distribution of coarse-grained soil is determined ?

A: Soil is the uppermost layer of Earth, which is a mixture of minerals, organic matter, gas, water, et...

Q: True or False.   Oil shale is very poorly named. The rock is sedimentary but not necessary to be a s...

A: It is a true statement. The oil shale poorly named, it is a sedimentary rock but not necessary to be...

Q: Why are abyssal plains relatively rare in the Pacific?

A: Abyssal-plains are underwater flat and plain surfaces that are found on the ocean-floor and vary at ...

Q: The Chandrasekhar limit tells us that   a. accretion disks can grow hot through friction.   b...

A: Ever since the beginning of the Universe, matter and energy were created. These matters and energy e...

Q: A parsec is roughly equal to   a. 3.26 light-years.   b. 3.26 AU.   c. 3.26 million kilo...

A: We measure length, mass, volume and all the physical and other quantities in some sort of scales and...

Q: The lowest-mass stars CANNOT become giants because   a. they do not contain helium.   b. the...

A: Ever since the beginning of the Universe, matter and energy were created. These matters and energy e...

Q: How are volcanoes and mountain ranges related? What forms both? 4. How did volcanic activity influen...

A: As you have not mentioned which question to answer, we are answering first question for you. The pla...

Q: How does a sanitary landfill differ from an open dump?

A: Landfill are places where waste material is kept, usually away from human population. This waste is ...

Q: The air drawn into a thunderstorm from the outside is usually cooler than the air within a cumulonim...

A: Lighter air move vertically upward due to rise in temperature. As the temperature of air increases, ...