Given that approximately 30 ; of the Earth's surface is above sea level today, provide an estimate of the precentage of the Earth's surface would have been above sea level at the time of supericontinent Pangaea (which we will learn about in chapter 3 ) when sea level may tiave been 300 meters higher than it is today.

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Answer 1

Areas above sea level now would have been underwater then if the sea level had been 300 metres higher than it is now. Approximately 29.7% of the Earth's surface would have been above sea level during the time of the supercontinent Pangaea when the sea level may have been 300 meters higher than it is today.

We may calculate that the remaining 70% of the Earth's surface is made up of seas, with around 30% of the planet's surface now being above sea level. We may guess that the buried regions would have grown by that much if the water level had been 300 metres higher.

By deducting the percentage of the submerged region from the present percentage of the Earth's surface above sea level, we may determine the proportion of the Earth's surface above sea level during the Pangaea epoch.

Area submerged = 70% plus 300 metres (estimated increase in sea level)

100% of the area above sea level is underwater.

Area submerged equals 70% plus 300 metres, or 70.3%.

Surface area above sea level: 100% - 70% = 29.7%

Therefore, we can estimate that approximately 29.7% of the Earth's surface would have been above sea level during the time of the supercontinent Pangaea when the sea level may have been 300 meters higher than it is today.

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Related Questions

Read about the Great Lakes Compact made between the states, indigenous nations and Canadian provinces bordering the Great Lakes. It prohibits water consumption (they call it water diversion).
Why do you think they would allow water withdrawals but not allow water consumption?

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The Great Lakes Compact made between the states, indigenous nations and Canadian provinces bordering the Great Lakes, is an agreement that prohibits water consumption, also known as water diversion.

This means that it is not allowed to take water out of the Great Lakes. It is estimated that the Great Lakes contain 84 percent of North America’s fresh surface water. This water is essential for the millions of people who depend on it for drinking water, irrigation, and recreation. By preventing water consumption, the Great Lakes Compact aims to protect the ecosystem in and around the Great Lakes, preserving the lakes for future generations.

Additionally, prohibiting water consumption prevents companies and individuals from taking advantage of the natural resources contained in the Great Lakes, limiting the impact of human activity on the area. Diversion of water can also damage the natural environment of the Great Lakes, destroying fish habitats and other species that rely on the water.

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The dust that produces the Perseid meteor shower actually originates from... The constellation of Perseus. The constellation Swift-Tuttle. The comet Swift-Tuttle. A meteor is... A small object located in outer space. A bright trail produced by a small object from outer space that burns in Earth's atmosphere. A small object from outer space that survived after burning in Earth's atmosphere and hit the ground.

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The Perseid meteor shower is an annual event that occurs every year in the month of August. It is one of the most spectacular meteor showers that can be seen from Earth.

During the peak of the Perseid meteor shower, viewers can see up to 100 meteors per hour. The dust that produces the Perseid meteor shower actually originates from the comet Swift-Tuttle.The comet Swift-Tuttle is a large comet that orbits the Sun once every 133 years.

When it passes close to the Sun, it heats up and releases dust and gas particles into space. Over time, the dust particles spread out along the comet's orbit, forming a trail of debris.

When the Earth passes through this trail of debris, the dust particles enter the Earth's atmosphere and burn up, creating the bright streaks of light that we see as meteors.

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Snow fields and glaciers have high ____________ and reflect 80
to 90 percent of sunlight.

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Snow fields and glaciers have high albedos and reflect anywhere from 80 to 90 percent of the available sunlight that hits them.

This means that glaciers and snow fields play an important role in climate regulation, by reflecting large amounts of sunlight back into the atmosphere. This ultimately cools the planet by preventing the heat from the sun from being absorbed into the ground.

The high albedo further ensures that the world’s already scarce fresh water supply is kept at warmer temperatures that allow for more usage and movement elsewhere. In addition, icebergs and snow also have a higher albedo than more vegetated lands, which helps reduce the warmer air temperature in those areas, keeping the global temperature cooled.

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Part 1: After learning Philosophical Taoism, pick the Taoist concept that you think would be the most helpful to you in your life right now, or reflects your own personal philosophy.
uselessness
naturalness and spontaneity
non-action
intuition
transmutability
the "uncarved block"
Directions: Create an interesting and catchy TITLE! Please don't label it DB 3....let's get more creative!!
Explain why you selected this concept above all others.
Explain how you think this could be helpful to you (or others) now or in the future in terms of living a better life, finding peace or happiness?
Explain how you might experience this concept or state of being in your life? I.e. give and example of how this concept could apply to a real modern situation
Is this practice at odds with our culture and societal norms/beliefs or values?
Part 3: Chapter from the Tao te Ching (pick your favorite "chapter") Theer are 81 very short chapters.
After exploring some of the chapters of the Tao Te Ching online, find one chapter that you find particularly interesting and discuss the ideas. Make sure you include the number of the chapter and post all of the text from your chapter in the post.
Explain how the text of your selected chapter reflects the ideas of Taoism. For example, if the chapter mentions "The Tao" specifically, then you would want to explain what that means. Other concepts that will come up are "wu wei" and "yin and yang." Explain to students, why you picked this chapter and how you believe it reflects one of the Taoist concepts this week

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At this moment in my life, the concept of the "uncarved block" from Taoism stands out as the most beneficial among the many concepts available.

What is Taoism?

The concept of the "unformed block" symbolizes a condition of minimalism, genuineness, and innate essence. This means accepting and being true to oneself, free from any pressure or impact from society and outside sources.

This idea has the potential to bring enormous advantages in terms of improving one's quality of life and attaining a sense of tranquility or joy. In our modern and dynamic world, there is frequently a sense of urgency to comply with norms, exceed expectations, and relentlessly pursue flawlessness.

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Give your best interpretation of a depositional environment for
the following: Gypsum and halite with some fine limestone
(micrite), mud cracks, and layered algal beds.

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The described characteristics suggest a depositional environment that could be interpreted as an evaporite basin. Evaporite deposits form in areas where water evaporates rapidly leaving behind minerals.

The presence of gypsum and halite indicates the precipitation of these minerals from evaporating saline water. Gypsum is commonly formed in shallow marine or lacustrine environments with high salinity, while halite is typically associated with hypersaline conditions. The fine limestone (micrite) could be a result of organic matter accumulation or precipitation in a restricted marine or lacustrine setting.

The presence of mud cracks suggests alternating wet and dry periods, indicative of a shallow water environment subject to periodic desiccation. These cracks form when muddy sediments are exposed to the air and contract as they dry.

Layered algal beds indicate the growth and accumulation of algae in a calm, nutrient-rich environment. These beds can form in various aquatic settings, including freshwater or marine environments.

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In a non-rotating earth, global winds would:
1) move straight from areas of H (high) pressure to areas of L (low) pressure.
2) move straight from areas of L (low) pressure to areas of H (high) pressure.
3) move straight from areas of H pressure to areas of H pressure.
4) None of the options offered here.

Answers

In a non-rotating Earth, global winds would move straight from areas of H (high) pressure to areas of L (low) pressure.

Whast is the pressure gradient force

This is known as the pressure gradient force, which drives air from regions of higher pressure to regions of lower pressure. The air moves in an attempt to equalize the pressure imbalances in the atmosphere. So, option 1) "move straight from areas of H (high) pressure to areas of L (low) pressure" is the correct choice.

Coriolis effect: The rotation of the Earth causes a deflection in the path of moving air called the Coriolis effect. In the Northern Hemisphere, winds are deflected to the right, while in the Southern Hemisphere, winds are deflected to the left.

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consider how sociological researchers would investigate a (public) issue, and address the following:
What question might researchers pose?
What data might they attempt to gather to address this question and hypothesis?
What type of study would this be?

Answers

When sociological researchers investigate a public issue, they typically begin by posing a research question that explores various aspects of the issue.

The question should be focused, clear, and relevant to understanding the social dynamics and implications of the issue at hand. For example, researchers might pose the question: "How does social media usage impact adolescents' mental health?"

To address this question and test hypotheses, sociological researchers would gather data using various methods. They may employ surveys or questionnaires to collect information from a large sample of adolescents, measuring their social media usage patterns and assessing their mental health status. Additionally, researchers might conduct in-depth interviews or focus groups to obtain qualitative data and gain insights into the experiences and perspectives of adolescents in relation to social media and mental health.

This type of study would be considered an empirical study, specifically a combination of quantitative and qualitative research. By using surveys for quantitative data and interviews or focus groups for qualitative data, researchers can gather a comprehensive understanding of the relationship between social media usage and adolescents' mental health.

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