science

Simud Valles

Simud Valles 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 Simud Valles rather than just read about it. In short: The Simud Valles are an ancient outflow channel system in the Oxia Palus quadrangle of Mars, located at 19.8° N and 37.8° W. They are 945 km long and were named for the word for "Mars" in Sumerian.

Key takeaways

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

Reference excerpt

The Simud Valles are an ancient outflow channel system in the Oxia Palus quadrangle of Mars, located at 19.8° N and 37.8° W. They are 945 km long and were named for the word for "Mars" in Sumerian. Note: Descriptor term changed to the plural (valles), and coordinates redefined 3/31/2008.

See also Geology of Mars HiRISE Outflow channels

References

Further reading Baker, V.R.; Carr, M.H.; Gulick, V.C.; Williams, C.R. & Marley, M.S. "Channels and Valley Networks". In Kieffer, H.H.; Jakosky, B.M.; Snyder, C.W. & Matthews, M.S. (eds.). Mars. Tucson, AZ: University of Arizona Press. Carr, M.H. (11 January 2007). "Channels, Valleys and Gullies". The Surface of Mars. Cambridge University Press. ISBN 978-0-521-87201-0.

Illustrations

Worked examples

Example 1 — a first encounter with Simud Valles

Start with the simplest possible case. Write down what Simud Valles 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 Simud Valles 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 Simud Valles 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 Simud Valles

In research: Simud Valles 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 Simud Valles 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: Simud Valles is common in secondary-school and first-year university syllabi. It links to neighbouring topics Mars stubs, Oxia Palus quadrangle, Valleys and canyons on Mars, so understanding it makes those chapters shorter.
In everyday life: Look for Simud Valles 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 Simud Valles in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Simud Valles 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 Simud Valles out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Simud Valles in simple terms?

The Simud Valles are an ancient outflow channel system in the Oxia Palus quadrangle of Mars, located at 19.8° N and 37.8° W. They are 945 km long and were named for the word for "Mars" in Sumerian.

Why does Simud Valles 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 Simud Valles?

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 Simud Valles.