n summer, the polar ice caps of Mars are made primarily of   a. water ice and methane ice   b. water ice and carbon dioxide ice   c. water ice and ammonia ice   d. water ice only 3. The Moon keeps the climate on the Earth very stable over long periods of time, because   a it shields the Earth from the intense heat of the Sun   b its tides stabilize the Earth's rotation axis   c its gravitational pull keeps the Earth at a constant distance from the Sun   d its cycle of phases influences the weather patterns on Earth

Q: How does changes in carbon dioxide level affect the pH of sea water?

A: The pH scale depends on concentration of hydrogen ions inversely. It means if concentration of hydro...

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A: All the above four conditions will lead to a negative effect on the drinking water.  Pollution is an...

Q: Illustrate with an example that geology strongly depends on other basic scientific disciplines (e.g....

A: Geology is the science of the Earth. It is the study of the Earth and the various processes operatin...

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A: Seasonality on earth is the change of seasons from summer to winters. This seasonality varies with t...

Q: earthquakes occur when exceeds static friction

A: The earthquake is the sudden vibration of the earth's surface by the rapid release of energy. This e...

Q: QUESTION 4 Read the following Statement: A common cement during this process is the mineral calcite....

A: The materials on the earth surface are altering from one type to another and the including phenomena...

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A: Rocks form a significant part of the Earth's crust. They may be described as aggregates of minerals....

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Q: Question 8 What are wetlands? What is the value of wetlands?

A: Wetlands Wetlands are the distinct ecosystem, submerged with water permanently or seasonally. Charac...

Q: How helpful is geologic time in identifying fossils?

A: Fossils are the preserved remains or traces of the organisms which were living in the Earth's geolog...

Q: 20. Thick, sticky magma, high in silica and trapped gases, causes.. O quiet eruptions. O explosive e...

A: Magma is a molten form of rock and minerals that resides in the magma chamber. This magma is either ...

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A: The rotation of the Earth occurs from west to east in a counter clockwise direction. It takes 24 hou...

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A: Atmosphere is the mixture of gases, particulate matter and water vapor. The density of the atmospher...

Q: What events help define the geologic time scale?

A: A geological timescale is the system of chronological dating which classifies different strata or la...

Q: What did you learn about the channel on Mars from the new NASA data?

A: Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System. In Englis...

Q: Briefly define the lithosphere, atmosphere, hydrosphere, cryosphere, and biosphere.

A: The planet earth is divided into various spheres or systems based on their working and constituents....

Q: 19. Magma formation depends on... O the temperature and pressure of the rock the composition of the ...

A: Magma is the molten form of rocks. The formation of magma, by the melting of rocks requires certain ...

Q: A sedimentary rock sequence is oriented at N43°E, 29°SE.  How would you write this in Right Hand Rul...

A: Marginal roadcuts are vertical sections created along the roadsides. Rock banks are the vertical roc...

Q: 11- Recumbent fold have axial surface a-horizontal b-plung c-Other

A: Folds are defined as the undulations in stratified rocks present on the earth's crust. These are usu...

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A: An unfavourable change in the physical, chemical or biological characteristics of earth's air, water...

Q: Seafloor spreading results in?

A: Seafloor spreading is a process that happens in the center of the ocean, where a new marine crust is...

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A: Astronomical instruments are the instruments used for observing and studying the outer space and the...

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A: A Mineral is a naturally occurring homogeneous substance with definite chemical composition and defi...

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A: Given, average water temperature 80°F =(80°F-32)×59+273.15=299.82K average air temperature = 74°F =(...

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Q: Explain the concerns about the use of nuclear energy as alternative to fossil fuels.

A: Nuclear energy, which is produced in nuclear reactions of radioactive materials such as uranium, is ...

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Q: Question is attached

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A: Deep burial of rocks results in a large tectonic force which creates folding of rocks under high tem...

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A: The given graph shows that the energy sources being used for electricity production include nuclear ...

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A: Let us first discuss about the terminology use in the question that are Solar Power and Solar noon. ...

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A: Solar energy is using suns radiation and heat and converting it into a source of energy using Photov...

Q: 3- Compressive stress squeezes rocks together in diffrent direction. 4- Strain is the deformation pr...

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

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A: Earth's crust can be of two types with different thicknesses, oceanic crust 10-15km and continental ...

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A: The coastal environment is one of the most complex regions. That is because that is the area when th...

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A: Archimedes' principle was given by the Greek mathematician Archimedes. According to the principle wh...

Q: Earth Science Question

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Q: Help

A: The object that hit the Tunguska impact in Siberia was a comet and not an asteroid. After this impac...

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A: mass accretion rate of meteors (from comets) = 16.0/ 106 kg yr-1 carbon % in meteors (from comets)= ...

Q: How are hurricanes predicted in the 21st century?

A: Hurricanes are large storm systems of of fast-blowing winds rotating around a low pressure zone. The...

Q: How is the use of artificial reefs in rebuilding coral reefs around Maryland and Virginia.

A: Artificial reefs are structures made of synthetic material that mimic natural reefs. These are of va...

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A: Stress is defined as the force exerted on per unit area of rock. Stress can be differentiated into t...

Q: What term do we use to fictive our personal impact on the environment

A: Human impacts on the environment are known as anthropogenic impacts. It designates an effect resulti...

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A: The Devil's tower is the first national monument of the United States, comprising mainly igneous roc...

Q: Why can no map of the world be as accurate as a globe?

A: Maps are the symbolic representations of some parameters of a geographical area. There are five type...

Q: Activity A. Directions: Identify the geologic area and the respective type metamorphism that occur i...

A: Region 1 is an offshoot of a volcano whereas region 2 is the main volcano. Since both these regions ...