science

Mare Ingenii

Mare Ingenii 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 Mare Ingenii rather than just read about it. In short: Mare Ingenii (Latin ingeniī, the "Sea of Cleverness") is one of the few lunar mare features on the far side of the Moon. The mare sits in the Ingenii basin, which is of the Pre-Nectarian epoch, which lies in turn in the outer part of the older and much larger South Pole–Aitken basin.

Key takeaways

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

Reference excerpt

Mare Ingenii (Latin ingeniī, the "Sea of Cleverness") is one of the few lunar mare features on the far side of the Moon. The mare sits in the Ingenii basin, which is of the Pre-Nectarian epoch, which lies in turn in the outer part of the older and much larger South Pole–Aitken basin. The mare material located in Ingenii and the surrounding craters is of the Upper Imbrian epoch. The dark circular feature which dominates this mare is the crater Thomson (112 km diameter), with the overflow from Ingenii/Thomson directly to the east. Mare Ingenii is incompletely and thinly covered over much of its expanse with mare lava sheets. The light grey crater to the south of Mare Ingenii is Obruchev. The mare has swirling patterns of bright material, similar to Reiner Gamma and to patterns within Mare Marginis, which are not associated with topographic or volcanic features. The lunar swirls are believed to be associated with magnetic fields. Prior to formal naming in 1961 by the IAU, the crater was known as Basin XIV. Mare Ingenii is located at the antipode of the Mare Imbrium impact basin. The furrowed crater walls of the basin (and possibly those of Van de Graaff crater) may have been caused by focused seismic waves resulting from the Imbrium impact. The mare contains the second instance of a lunar pit discovered on the Moon and one of several outside the Earth to date.

See also Mare Desiderii Volcanism on the Moon

Lunar Reconnaissance Orbiter Camera (LROC) articles The Swirls of Mare Ingenii, Depths of Mare Ingenii

References

External links High resolution lunar overflight video by Seán Doran, based on LRO data, that passes over Mare Ingenii at the start

Illustrations

Worked examples

Example 1 — a first encounter with Mare Ingenii

Start with the simplest possible case. Write down what Mare Ingenii 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 Mare Ingenii 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 Mare Ingenii 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 Mare Ingenii

In research: Mare Ingenii 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 Mare Ingenii 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: Mare Ingenii is common in secondary-school and first-year university syllabi. It links to neighbouring topics Imbrian, LQ29 quadrangle, Maria on the Moon, so understanding it makes those chapters shorter.
In everyday life: Look for Mare Ingenii 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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Mare Ingenii” →

Affiliate

Preply — study more efficiently by working with a personal tutor. 50% off.

How to study Mare Ingenii in 20 minutes

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

Frequently asked questions

What is Mare Ingenii in simple terms?

Why does Mare Ingenii 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 Mare Ingenii?

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 Mare Ingenii.