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OAE Earth and Space Science (014) Practice Tests & Test Prep by Exam Edge - Exam Info



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OAE Earth and Space Science - Additional Information

At ExamEdge.com, we focus on making our clients' career dreams come true by offering world-class practice tests designed to cover the same topics and content areas tested on the actual Ohio Assessments for Educators OAE Earth and Space Science (014) Certification Exam. Our comprehensive OAE Earth and Space Science practice tests are designed to mimic the actual exam. You will gain an understanding of the types of questions and information you will encounter when you take your Ohio Assessments for Educators OAE Earth and Space Science Certification Exam. Our OAE Earth and Space Science Practice Tests allow you to review your answers and identify areas of improvement so you will be fully prepared for the upcoming exam and walk out of the test feeling confident in your results.

Because our practice tests are web-based, there is no software to install and no need to wait for a shipment to arrive to start studying. Your OAE Earth and Space Science practice tests are available to you anytime from anywhere on any device, allowing you to study when it works best for you. There are 15 practice tests available, each with 100 questions and detailed explanations to help you study. Every exam is designed to cover all of the aspects of the OAE Earth and Space Science exam, ensuring you have the knowledge you need to be successful!

OAE Earth and Space Science - Additional Info Sample Questions

Which of the following is the outermost structure of the sun's atmosphere?

Correct Answer:
corona


the correct answer to the question of which structure forms the outermost layer of the sun's atmosphere is the "corona." the sun's atmosphere is composed of several layers, each with distinct characteristics and functions. from the innermost to the outermost, these layers are the photosphere, the chromosphere, and the corona.

the corona is notably the outermost part of the sun's atmosphere. it extends millions of kilometers into space, far exceeding the other layers in terms of spatial dimension. unlike the visible surface of the sun (the photosphere) and the slightly higher chromosphere, the corona is not usually visible to the naked eye. it becomes observable during a total solar eclipse, when the moon blocks the brighter light from the photosphere, revealing the faint, pearly white crown of the corona.

characterized by extremely high temperatures, the corona can reach up to 1 to 3 million degrees kelvin, which is much hotter than the surface of the sun itself, which is about 5,500 degrees kelvin. the reason for the corona's higher temperature remains a subject of scientific inquiry, with theories suggesting that magnetic waves and other forms of magnetic activity may contribute to heating the corona.

furthermore, the corona is also described as the weakest layer in terms of its light intensity and density. it is made up of highly ionized gases, also known as plasma, which emit radiation mainly in the x-rays and ultraviolet spectrum. the properties of the corona influence various solar phenomena, including solar winds and coronal mass ejections, which have significant implications for space weather and its interaction with earth's magnetosphere.

in summary, the corona, as the outermost layer of the sun's atmosphere, plays a crucial role in solar physics and the study of stellar atmospheres. it is distinguished by its high temperatures, low density, and expansive reach into space, impacting both observational astronomy and space weather forecasting.