4. Why is it not practical to use desalinization to produce more fresh water? There is not enough salt water to produce enough fresh water. It uses large amounts of energy,

Q: Consider the two plots belowa.  What source is used for generating a P-wave refraction experiment? W...

A: (Disclaimer: Only the first three subparts have been answered) a. The P waves are primary or compres...

Q: a. What is the importance of greenhouse gases? What is greenhouse effect?

A: Greenhouse gases are gases that absorb the infrared radiation emitted from the Earth’s surface and r...

Q: explain why Earth’s rate of revolution is 1 degree per day

A: The earth completes its orbit around the sun in 365.256 days, which is known as sidereal year. It me...

Q: Please help

A: The moisture-holding capacity of the air is termed humidity and it is dependent on temperature. Humi...

Q: explain why energy in the asthenosphere moves upward towards the crust

A: The layers in the earth's interior is divided into based on chemical properties and physical propert...

Q: Question #7: Find out what kind of climate you have in northern Zambia and explain, how this affects...

A: Since you asked multiple questions, the answer will be to the first question only. Please specify th...

Q: Construct a diagram resembling the shown Figure showing that a lowering of sea level need not always...

A: The sea level has not always remained the same as we see it today. The sediments on the sea help us ...

Q: In what ways can ocean composition change to affect the existence of species on Earth?

A: Earth is the third planet in the solar system. It is a terrestrial planet, meaning it has a rocky su...

Q: Understand urban challenges in the developing world.

A: Urbanization is the process of the shift in population from the rural to the urban areas. It is mark...

Q: Explain the mechanisms by which the grass roots reduce runoff and soil erosion.

A: Surface runoff occurs when water flows due to the excess amount of water that occurs. This excess of...

Q: What positive feedbacks might amplify climatic change in the near future in ways that should have mo...

A: climate feedbacks- these are the processes that either amplify or diminish the effects of climate fo...

Q: 3. The region of initiation of seismic energy within the Earth is called the: (a) epicenter, (b) hyp...

A: The sudden and short-term shaking created on the earth surface that assorted from a tiny tremor to a...

Q: What is taiga and where is it found? Why might taiga be slower to recover from logging than southern...

A: The earth is divided into different climates according to the latitudes. According to the climate th...

Q: Explain how stars, like our sun, produce energy. Be specific. Include how the energy is produced AND...

A: Stars are a powerhouse of nuclear reactions taking place inside them. There is another process that ...

Q: 37.  Which of these is not a reason why William Herschel’s estimate of the size of our galaxy was i...

A: A galaxy is a gravitationally bound system. It includes stars, ark matter, stellar remnants, interst...

Q: Identify urban challenges in the developed world.

A: Urban area is a region surrounding city. Most of population in the urban area have non-agricultural ...

Q: Please help I have to fill in the blanks those are the options

A: The air is composed of several gases in varying proportions. The air is necessary to us for breathin...

Q: An achromatic lens   a. is used to correct spherical aberration in reflecting telescopes.   b...

A: Astronomy is the study of everything beyond the Earth's atmosphere. It includes the study of everyth...

Q: Thinking Critically What biological evidence supports plate tectonics theory?

A: Biological evidences give clear picture about the ancient location of continents. some life forms th...

Q: In 2-3 sentences, explain why we use the normal distribution to discuss climate change impacts and w...

A: Firstly let us discuss something about climate change, Changes in the climate.

Q: The pressure at the bottom of a trench must be crushing. How do animals withstand this force?

A: Earth is the third planet in the solar system. And it is the only planet in the solar system known s...

Q: describe how the political ideologies are changing in the world. how a manager can adapt to such cha...

A: There has been numerous changes in the political ideologies through out the history around the world...

Q: Please help

A: The atmosphere is the mixture of gases that surrounds the earth. It is commonly called air.Air masse...

Q: How might weather in the western United States be affected by El Niño?

A: El-Nino is a warmer phase of the El-Nino Southern Oscillation Effect. It is characterized by the war...

Q: Why is water a polar molecule? What properties of water derive from its polar nature?

A: Earth is the third planet in the solar system. And it is the only planet in the solar system known s...

Q: I need help on question seven and eight

A: Weather is defined as the state of the atmosphere at a particular location at a particular time. It ...

Q: What forms white light? A. Combination of all the wavelengths of ultraviolet light B. Combination ...

A: The answer will be option b. The white light forms as a result of combination of all the wavelengths...

Q: Thinking Critically How is an erosional coast different from a depositional coast?

A: A Coast is an irregular linear zone where land meets the sea or ocean. The term ‘coast’ is synonymou...

Q: Which group changed more from the beginning of the Paleogene Epoch to the end—marine or land animals...

A: The Paleogene period in geological time scale ranges from 66.0-23.03 million years. It started just ...

Q: Thinking Critically What is the tragedy of the commons? Do you think Garrett Hardin was right in app...

A: The tragedy of commons is a situation where we have open access to resources that are shared in a co...

Q: 28  Hubble classification scheme does not fit well for 20-25% of galaxies because they :     Hav...

A: Hubble classification is a morphological classification scheme for galaxies discovered by Edwin Hubb...

Q: Year a) Which environmental problem is indicated from 1910 in the graph? b) Explain how human activi...

A: a)  From the graph, there will be an increasing trend and it indicates global warming. Greenhouse ga...

Q: Can you provide an example of a nanoplankter? Microplankton? A femtoplanktonic organism?

A: Plankton are organism which are found in water which do not drive forward themselves against a curre...

Q: What are the most important kinds of primary producers?

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

Q: What was the key insight that Hess and Wilson brought to the discussion?

A: Plate tectonics theory describe the motion of tectonic plates. plates are pieces of earth crust and ...

Q: please answer question 3-6

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

Q: What can you do to help your community during the volcano eruption as a student?

A: Let us discuss something about the volcanic eruption, Volcanic eruption: The discharge of lava and g...

Q: Please help fill in the blank those are the options

A: The air front is known as the boundary inter alia 2 air lumps or it is the transmutation area inter ...

Q: Explain the magma cooling environment that form basalt and granite, respectively.

A: Earth is a terrestrial planet, meaning it has a rocky surface primarily made up of silicate rocks an...

Q: Look again at as shown. What do you think happens to biologicalproductivity off the coast of souther...

A: El Nino is a climate trend in which California and the eastern-central tropical Pacific Ocean's surf...

Q: Should green spaces be set aside for community use? Why?

A: In land use and planning green space or urban green space are area reserved for parks plants water f...

Q: On the street , there is a blue parked car. What makes the car appear blue? A. The blue wavelength...

A: Option b will be the correct answer.

Q: If you're the Mayor of your city, you deployed your disaster response team, and have your radio with...

A: Two possible problems being faced by some barangays are shortage of dry food stuffs as during disast...

Q: Yearly Average City Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Range 1 5.26 5.53 5.86 5.97 5.68...

A: 1)  Average is number that represents the central value in the set of data ; is given by formulae : ...

Q: What is a climax community?

A: Ecological community is a group of species which live in an ecosystem or an area is a same place and...

Q: Most infrared radiation CANNOT reach Earth’s surface through its atmosphere because it is absorbed b...

A: Several layers together make the atmosphere. The troposphere is the lowermost layer where we live. T...

Q: Photons of blue light   a. have a greater energy than photons of red light.   b. have a grea...

A: Light or visible light is the part of the electromagnetic spectrum that can be perceived through hum...

Q: True or False: Individual lifestyle changes are sufficient to combat global climate change; large co...

A: Earth climate is always changing and will continuously change, global warming is a heating of earth ...

Q: 3- Which is not a clastic sedimentary rock a) O siltstone b)O mudstone CO Rock salt d) O sandstone O...

A: Earth is a terrestrial planet, meaning it has a rocky surface primarily made of silicate rocks and m...

Q: Which of these topographic profiles best represent the cross section drawn below? Assuming A is on t...

A: A topographic map is a map which is concerned with the shape and character feature of Earth’s surfac...