science

Geum Oreum

Geum Oreum is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Geum Oreum rather than just read about it. In short: Geomeun Oreum (Korean: 검은 오름; Hanja: 黑岳), popularly called Geum Oreum (금오름; 今岳) and alternately called Geumak (금악; 今岳), is an oreum (small extinct volcano; parasitic cone) in Hallim, Jeju City, South Korea. Toponymy The oreum's name possibly refers to the color black, in reference to its dark soil. "Geom" may also mean "god", suggesting that the oreum had an important local spiritual role.

Key takeaways

Geum Oreum belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Geum Oreum to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Geum Oreum from memory before moving on to harder problems.

Reference excerpt

Geomeun Oreum (Korean: 검은 오름; Hanja: 黑岳), popularly called Geum Oreum (금오름; 今岳) and alternately called Geumak (금악; 今岳), is an oreum (small extinct volcano; parasitic cone) in Hallim, Jeju City, South Korea.

Toponymy The oreum's name possibly refers to the color black, in reference to its dark soil. "Geom" may also mean "god", suggesting that the oreum had an important local spiritual role.

Description Its highest point is 427 m (1,401 ft) above sea level. It has a height from base of 178 m (584 ft), and covers an area of 613,966 m2 (6,608,680 ft2). It has a conical shape. There is a cell tower at the summit, as well as a guard post. There is a caldera around 52 m (171 ft) deep at the top of the mountain called Wangmae or Ammae (왕메; 암메). It has an area of 30,000 pyeong (99,000 m2). Within the crater is a marshy area that develops a pond after rain. This area is called Geumakdam (금악담; 今岳潭). Amphibians live in this marshy area and have been affected by human activity at the top. The oreum is on privately owned land. Before 2009, livestock used to graze on the oreum; they were relocated in order to accommodate the safety of tourists. The owners of the oreum dispose of waste on the oreum and maintain its infrastructure. It is popular for tourists. From the top, tourists can engage in paragliding. It was previously possible to drive up to the summit. However, a 2017 news article reported that driving up to the very top was restricted. The top reportedly has views of Hallasan and Sanbangsan. In 2017, it was reported that the oreum had an influx of popularity after it was featured in a TV program. For other publicly owned oreum, such as Yongnuni Oreum, the local government enacted halts on tourist activity in order to safeguard the environment. As this oreum is privately owned, the owners declined to do so. There is also a trail that goes up the oreum, and one through its forests. The forest trail opened in 2009. During the 1910–1945 Japanese colonial period, tunnels were dug into the oreum. Locals hid inside these tunnels during the 1948 Jeju uprising.

Gallery

References

Illustrations

Worked examples

Example 1 — a first encounter with Geum Oreum

Start with the simplest possible case. Write down what Geum Oreum claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Geum Oreum before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Geum Oreum ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Geum Oreum

In research: Geum Oreum appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Geum Oreum in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Geum Oreum is common in secondary-school and first-year university syllabi. It links to neighbouring topics Cinder cones, Jeju City, Mountains of Jeju Province, so understanding it makes those chapters shorter.
In everyday life: Look for Geum Oreum outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Geum Oreum in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Geum Oreum means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Geum Oreum out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Geum Oreum in simple terms?

Why does Geum Oreum matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Geum Oreum?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Geum Oreum.