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Planté (crater)

Planté (crater) 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 Planté (crater) rather than just read about it. In short: Planté is a lunar crater that is situated near the eastern inner wall of the much larger crater Keeler. Just to the east, attached to the exterior of Keeler, is the large crater Heaviside.

Planté (crater) — main illustration
Planté (crater) — illustration

Key takeaways

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

Reference excerpt

Planté is a lunar crater that is situated near the eastern inner wall of the much larger crater Keeler. Just to the east, attached to the exterior of Keeler, is the large crater Heaviside. Planté is located on the far side of the Moon and cannot be viewed directly from the Earth. This crater has a sharp-edged rim and an interior floor that is wider along the southeastern half, possibly due to slumped material or ejecta deposits. The infrared spectrum of pure crystalline plagioclase has been identified on the northwest wall and northern rim. A small crater lies across the northern rim and part of the inner wall. There is no central peak, but a small crater is located just to the west of the midpoint. Low ridges radiate from this crater rim across the floor to the northeast. A small crater on the northern slope of the interior of Planté was a designated control point, CP-2, during the Apollo 8 mission. Measurements taken from orbit on this point improved the accuracy of mapping of the lunar far side, although they were likely surpassed by subsequent Apollo missions. The crater is named for Gaston Planté, a French physicist (1834–1889), and the name was approved by the IAU in 1979.

References

Sources Andersson, L. E.; Whitaker, E. A. (1982). NASA Catalogue of Lunar Nomenclature. NASA RP-1097. Blue, Jennifer (July 25, 2007). "Gazetteer of Planetary Nomenclature". USGS. Retrieved 2007-08-05. Bussey, B.; Spudis, P. (2004). The Clementine Atlas of the Moon. New York: Cambridge University Press. ISBN 978-0-521-81528-4. Cocks, Elijah E.; Cocks, Josiah C. (1995). Who's Who on the Moon: A Biographical Dictionary of Lunar Nomenclature. Tudor Publishers. ISBN 978-0-936389-27-1. McDowell, Jonathan (July 15, 2007). "Lunar Nomenclature". Jonathan's Space Report. Archived from the original on 2012-02-08. Retrieved 2007-10-24. Menzel, D. H.; Minnaert, M.; Levin, B.; Dollfus, A.; Bell, B. (1971). "Report on Lunar Nomenclature by the Working Group of Commission 17 of the IAU". Space Science Reviews. 12 (2): 136–186. Bibcode:1971SSRv...12..136M. doi:10.1007/BF00171763. S2CID 122125855. Moore, Patrick (2001). On the Moon. Sterling Publishing Co. ISBN 978-0-304-35469-6. Price, Fred W. (1988). The Moon Observer's Handbook. Cambridge University Press. ISBN 978-0-521-33500-3. Rükl, Antonín (1990). Atlas of the Moon. Kalmbach Books. ISBN 978-0-913135-17-4. Webb, Rev. T. W. (1962). Celestial Objects for Common Telescopes (6th revised ed.). Dover. ISBN 978-0-486-20917-3. {{cite book}}: ISBN / Date incompatibility (help) Whitaker, Ewen A. (1999). Mapping and Naming the Moon. Cambridge University Press. ISBN 978-0-521-62248-6. Wlasuk, Peter T. (2000). Observing the Moon. Springer. ISBN 978-1-85233-193-1.

External links LTO-85C1 Plante — L&PI topographic map

Illustrations

Planté (crater) illustration
Planté (crater): Topographic map of Planté based on Apollo 8 imagery
Topographic map of Planté based on Apollo 8 imagery

Worked examples

Example 1 — a first encounter with Planté (crater)

Start with the simplest possible case. Write down what Planté (crater) 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 Planté (crater) 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 Planté (crater) 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 Planté (crater)

In research
Planté (crater) 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 Planté (crater) 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
Planté (crater) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Impact craters on the Moon, LQ23 quadrangle, so understanding it makes those chapters shorter.
In everyday life
Look for Planté (crater) 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 Planté (crater) in 20 minutes

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

Frequently asked questions

What is Planté (crater) in simple terms?

Planté is a lunar crater that is situated near the eastern inner wall of the much larger crater Keeler. Just to the east, attached to the exterior of Keeler, is the large crater Heaviside.

Why does Planté (crater) 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 Planté (crater)?

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 Planté (crater).

Tags

  • Impact craters on the Moon
  • LQ23 quadrangle

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