science

Hornsby (crater)

Hornsby (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 Hornsby (crater) rather than just read about it. In short: Hornsby is a tiny lunar impact crater in the western part of the Mare Serenitatis, a lunar mare in the northeast quadrant of the Moon's near side. It was named after British astronomer Thomas Hornsby.

Key takeaways

Hornsby (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 Hornsby (crater) to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Hornsby (crater) from memory before moving on to harder problems.

Reference excerpt

Hornsby is a tiny lunar impact crater in the western part of the Mare Serenitatis, a lunar mare in the northeast quadrant of the Moon's near side. It was named after British astronomer Thomas Hornsby. It is a solitary formation that is located at least 100 kilometers from any significant craters, although the curiously shaped depression Aratus CA lies about 50 km to the west-northwest. To the north-northwest is Linné, a feature notable for its skirt of high-albedo material. To the west of Hornsby is the wrinkle ridge Dorsum Von Cotta.

References

External links

LTO-42D1 Hornsby — L&PI topographic map

Illustrations

Worked examples

Example 1 — a first encounter with Hornsby (crater)

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

In research: Hornsby (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 Hornsby (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: Hornsby (crater) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Impact craters on the Moon, LQ12 quadrangle, so understanding it makes those chapters shorter.
In everyday life: Look for Hornsby (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.

Ask Teacher Smith questions about this articleOpens your AI tutor with a question about “Hornsby (crater)” →

Affiliate

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

How to study Hornsby (crater) in 20 minutes

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

Frequently asked questions

What is Hornsby (crater) in simple terms?

Why does Hornsby (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 Hornsby (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 Hornsby (crater).