the model of the earth which is spherical​

Answers

Answer 1
The model of the Earth as a sphere is based on the understanding that the Earth is approximately spherical in shape. This model, known as the spherical Earth model, has been widely accepted and used for centuries due to its simplicity and accuracy in representing various phenomena and measurements on our planet.

Here are some key characteristics of the spherical Earth model:

1. Shape: The Earth is considered a sphere, meaning it has a rounded shape with all points on its surface equidistant from its center.

2. Symmetry: The spherical Earth model assumes that the Earth is symmetrical, with a consistent curvature in all directions.

3. Gravity: The model takes into account the gravitational forces acting on the Earth, with the force pulling objects toward its center, resulting in the spherical shape.

4. Horizon: The spherical Earth model explains the observation that as one moves away from a location, the horizon appears to curve downward due to the Earth's curvature.

5. Latitude and Longitude: The model uses a system of latitude and longitude lines to determine precise locations on the Earth's surface, with the equator as the reference line.

6. Time Zones: The spherical Earth model explains the concept of time zones, where different regions have different local times based on their position relative to the Sun's position.

7. Navigation: The spherical Earth model is crucial for navigation, as it provides a basis for calculating distances, directions, and angles when traveling on the Earth's surface or using celestial navigation.

It's important to note that while the spherical Earth model is a useful approximation, the Earth's shape is not a perfect sphere but is slightly flattened at the poles and bulging at the equator, resembling an oblate spheroid. However, for most practical purposes, the spherical Earth model remains a valuable and accurate representation of our planet.

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Related Questions

Which of the following items, while related to environmental concerns, was excluded from Congress’s 1976 consideration of what was part of national needs?


ozone depletion


climate change


over population


energy efficiency

Answers

Ozone depletion was excluded from Congress's 1976 consideration of national needs related to environmental concerns.

During Congress's 1976 consideration of national needs related to environmental concerns, the item that was excluded from their discussions was overpopulation. Here is a step-by-step explanation:

Congress in 1976 focused on identifying and addressing environmental issues that were considered part of national needs.Ozone depletion, a critical environmental concern caused by the release of ozone-depleting substances like chlorofluorocarbons (CFCs), was likely given attention as it was a prominent issue during that time.Climate change, although an important environmental concern, might not have received significant attention during Congress's 1976 consideration, possibly due to a limited understanding of its magnitude and long-term impacts at that time.Overpopulation, while related to environmental concerns in terms of its impact on resources and ecosystems, may not have been included in the scope of Congress's discussions on national needs in 1976.

Therefore, ozone depletion was likely given consideration, climate change might not have been a major focus, and overpopulation was excluded from Congress's 1976 consideration of national needs related to environmental concerns.

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Not only did the Red Bull Stratos mission break the record for highest free-fall by a human, it also set what record?


longest zero-gravity


shortest HALO jump


highest BASE jump


highest balloon flight

Answers

Answer: D. Highest Balloon Flight

Explanation:

Select the correct answer from each drop-down menu.

Shreya is designing an ad for a soccer ball that includes a picture of children playing soccer. The ball’s price is in bold font at the bottom of the ad. What’s the purpose of the text feature and design element in the ad?

Shreya used a graphic to , while the price is in bold font to .

Answers

The purpose of the text feature and design element in the ad would be stated in this way:

Shreya used a graphic to grab the attention of the buyer, while the price is in bold font to tell them of the pricing information.

What is the need for the text feature?

The purpose of the next feature is to help the buyer read the pricing information with ease. However, the graphics were meant to catch their attention.

When designing ad features, the goal of most designers is to use catchy details that will appeal to the buyer and get them to make a purchase.

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If usa imported $1. 8 trillion in 2016 but exported $1. 2 trillion to other countries, why did 600 bilyon became the balance of trade?

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The balance of trade is calculated by subtracting the value of exports from the value of imports. In this case, the United States imported $1.8 trillion in 2016 and exported $1.2 trillion to other countries.

To find the balance of trade, we subtract the value of exports from the value of imports:

$1.8 trillion (imports) - $1.2 trillion (exports) = $600 billion

Therefore, the $600 billion represents the balance of trade, which indicates that the United States had a trade deficit of $600 billion in 2016. This means that the value of imports exceeded the value of exports by $600 billion.

Because women are a minority in the police/corrections field, research has shown that they are subjected to harassment, both sexual and otherwise, on a far grander scale. Which of the following facts supports this research?


Female police officers are harassed more often than male officers.


Many policewomen tend to tolerate sexually harassing behaviors.


Minority policewomen were harassed significantly more than minority men.


Sexual jokes and remarks from male to female officers is widespread.

Answers

“Female police officers are harassed more often than male officers.”
The fact that supports the research on women being subjected to harassment in the police/corrections field is:

- Female police officers are harassed more often than male officers.

This fact indicates that women in the field experience a higher frequency of harassment compared to their male counterparts, supporting the research findings.

How many years of development did it take before the Wright brothers went from flying a glider to flying a powered airplane?
1
5
10
20

Answers

It took the Wright brothers approximately 5 years of development before they went from flying a glider to flying a powered airplane.

The Wright brothers embarked on their journey towards powered flight in the late 1890s. Here is a step-by-step explanation of the years of development it took them to transition from flying a glider to flying a powered airplane:

1899: The Wright brothers started by focusing on developing and testing gliders. They built and flew several glider models over the next few years to understand the principles of flight and improve their understanding of aerodynamics.1900: In this year, they successfully flew their first glider, which provided valuable data on lift, control, and stability. This encouraged them to pursue powered flight.1901-1902: The Wright brothers spent these years conducting extensive wind tunnel experiments to refine their understanding of wing design and control surfaces. They developed the concept of three-axis control, which became a crucial innovation for maneuverability in powered flight.1903: After years of research, design iterations, and engineering, the Wright brothers achieved their goal. On December 17, 1903, they made their historic flight at Kitty Hawk, North Carolina, with their powered aircraft, the Wright Flyer. The flight lasted 12 seconds, covering a distance of 120 feet.

In summary, it took the Wright brothers approximately 4 years of development (1899-1903) from flying their initial gliders to successfully piloting a powered airplane.

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