Choose one of the material cycles (carbon, nitrogen, phosphorus, or sulfur) and identify the components of the cycle in which you participate. For which of these components would it be easiest to reduce your impacts?

Q: The lowest mass object that can initiate thermonuclear fusion of hydrogen has a mass of about   a...

A: Thermonuclear fusion is process in which 2 atom combine and make a new larger atom creating energy i...

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: What is environmental literacy?

A: The environment is composed of all the living and non-living things on earth. It can imply the entir...

Q: What percentage of stars are in binary systems?   a. 10% or less   b. 20%   c. 30%   ...

A: Stars are those parts of universe which act as center of innumerable galaxies in the universe. There...

Q: The CNO cycle, a hydrogen fusion process, occurs at temperatures above   a. 6000 K.   b. 16,...

A: Firstly, let us discuss something about the hydrogen fusion process, The atoms of hydrogen must be h...

Q: How does wind blowing over a surface current influence the climate downwind?

A: Climate is the long-term average of the weather pattern of a geographical region. Climate is the ave...

Q: Please help me with this question within an hour immediately

A: That green space on either side of the road or on the edge of fields rich in flowering herbaceous pl...

Q: Is Earth’s magnetic field a constant? That is, would a compass needle always point north?

A: On the basis of rheology, Earth can be subdivided into lithosphere, asthenosphere, mesosphere, fluid...

Q: Thinking Critically Imagine a tectonic plate moving westward. What geological effects would you expe...

A: Tectonic plate- The lithosphere of the earth is made up of different fragments of lithospheric plate...

Q: Which types of stars have the thinnest spectral lines?   a. Ia   b. Ib   c. III   d. ...

A: Hertzsprung-Russell Diagrams is the diagram between luminosity of stars and their effective temperat...

Q: Explain the Several types of farming ?

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

Q: Which best describes the percentage of stars that are in binary systems?   a. less than 10 perce...

A: The answer will be option d i.e. greater than 90%.

Q: What are the major chemical components of the Earth?

A: The earth is made up of several layers namely crust, mantle, and core. All these layers are differen...

Q: ___________________________ are small luminous nebulae excited by nearby young stars.   a. T-Tau...

A: Nebula is object in space which contain giant cloud of dust and gases. this are usually the region w...

Q: In a distant planetary sytem, a plant is at a distance of 2 AU from its star. the brightness of the ...

A: INTRODUCTION: The luminosity of a star is described as the net electromagnetic radiation which a sta...

Q: What might be the possible strategies you can think of (at least 5) to prevent water scarcity and sh...

A: Water is an important natural resource and is abundant on Earth. It is found in many places such as ...

Q: The nuclear reactions in a star’s core remain under control so long as   a. luminosity depends o...

A: Fusion is nuclear reaction by which 2 or more atom are combined to from one or more atom, in a star ...

Q: 9. Describe the general pattern of sea surface temperatures in the ocean. 10. Examine the zone of wa...

A: Disclaimer: Only the answer to question 9 is given The temperature of the surface waters of the ocea...

Q: How do you feel when you help the environment and the children in the feeding program.

A: i feel very humble and proud to be a part of such program.

Q: Qi1.20 What was the average rate of subsidence in the Medota area in millimeters per year during the...

A: San Joaquin Valley is situated on the western coast of America was located near San Francisco. The v...

Q: Why is sustainability such an important goal for conservation biologists?

A: The conservation-biology is based on the conservation of the earth's biodiversity. It aims at protec...

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: explain why warm air will rise and cold air will sink. - please break it down.

A: Firstly, let us discuss something about  and cold, Warm: moderate or high degree of heat Cold: low o...

Q: List 5 of the largest 13 cities in 2016.

A: The large cities : is a series of nearly contiguous metropolitan areas, which may be somewhat separa...

Q: Label these vocabulary words on this picture. Don’t worry about the cut through the picture. The p...

A: Hydrology is the study of surface and sub-surface water, its occurrence and movement through differe...

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: Convection is important in stars because it   a. increases the temperature of the star.   b. ...

A: Convection or stellar convection consist of movement of plasma inside a star which forms the circula...

Q: When ecologists warn that we are using up irreplaceable natural resources, and economists respond th...

A: The environment is composed of all living and non-living things. The term is often used to describe ...

Q: ANSWER IN 3 TO 5 SENTENCES. WHY IS IT STILL IMPORTANT TO OBSERVE DISASTER RISK REDUCTION RELATED LAW...

A: The policy for the reduction of risk due to disasters is introduced for the prevention and reduction...

Q: What is Secondary succession in a forest ?

A: Secondary Succession is a type of succession in which the flora and fauna of an area colonize the ar...

Q: What stream pattern results from excess sediment load?

A: Braided stream patterns are resulted from excess sediment load. 

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: Please help

A: The average temperature over Alaska has increased over the past many years. Alaska experiences stron...

Q: What happens when air containing water vapor rises?

A: The lower-layer of the atmosphere which is known as troposphere consists of mixture of dust, water v...

Q: Because of the dust in the interstellar medium, a star will appear to an observer on Earth to be ...

A: Interstellar medium is matter that is present in the space between stars in the galaxy. This can inc...

Q: Again, generally speaking, would you say beaches on U.S. coasts are growing, shrinking, or staying a...

A: Beaches- A beach is a narrow strip of land that separates a water body from the inland areas. A beac...

Q: ANALYZING.  GIVEN THE FOLLOWING SCENARIOS, ANSWER WHAT IS ASKED.  1. You lived by the countryside. O...

A:   There are several ways to avoid those hazards. Certain prevention methods were different for diffe...

Q: What sorts of information would you need to make a judgment about whether water quality in your area...

A:  First of all we have to do the water quality test of the area and compare the test report with past...

Q: Please choose the correct classifications for the two lakes and explain why.

A: Lakes are classified as oligotrophic, mesotrophic and eutrophic according to the total amount of bio...

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: Explain the greenhouse effect in some detail.

A: The atmosphere is a mixture of various gases that blankets the earth from the outer universe and is ...

Q: Stars with masses less than __________________________ produce most of their energy via the proton–p...

A: Stars radiate their energy through radiation. The source for this energy is the fusion reaction of H...

Q: Give an example of evolutionary convergence.

A: Earth is the third planet in the solar system. It formed almost 4.5 billion years ago. It is the onl...

Q: In the absence of modern technologies to forecast weather, How to properly disseminate the weather o...

A: Weather forecasting is the utilization of science and technology for predicting the atmospheric cond...

Q: Why are protostars difficult to observe?   a. Because the protostar stage is very short.   b....

A: Protostar is a very young star which has still to form or gather mass from the cloud or gas from whi...

Q: Describe what weather changes can be generally expected in the New England region during an El Niño ...

A: El Nino is the warm period of the El Nino Southern Oscillation (ENSO) and is related with a band of ...

Q: Use the table as an example, what is the difference between an E7 and an E0 galaxy? Explain.

A: E0 galaxy: E0 galaxy looks like a circle. It is ball shaped. They are smaller in size. They have ver...

Q: I read that there was a second earthquake near Sumatra on 28 March 2005. It measured 8.7—nearly the ...

A: The surface of the earth is divided into about a dozen large pieces, called tectonic plates that mov...

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: snip

A: An incident is an event which cause disruption of any organization's operations, services or functio...