astronomy

John Farrands

John Farrands is a astronomy 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 John Farrands rather than just read about it. In short: John Law Farrands (11 March 1921 – 14 July 1996) was a scientist and senior Australian public servant. Life and career John Farrands was born on 11 March 1921 in Melbourne.

Key takeaways

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

Reference excerpt

John Law Farrands (11 March 1921 – 14 July 1996) was a scientist and senior Australian public servant.

Life and career John Farrands was born on 11 March 1921 in Melbourne. He studied part-time at University of Melbourne for his Bachelor of Science, majoring in physics and mathematics. Farrands was the Chief Defence Scientist and he was Secretary of the Australian Government science department between 1977 and 1981. Farrands retired from the Australian Public Service on Christmas Eve 1981. Farrands died in Melbourne on 14 July 1996.

Awards Farrands was made a Companion of the Order of the Bath in December 1981 when he was Secretary of the Department of Science. In June 1990 Farrands was made an Officer of the Order of Australia in recognition of service to science and technology.

References

Worked examples

Example 1 — a first encounter with John Farrands

Start with the simplest possible case. Write down what John Farrands claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, 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 John Farrands 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 John Farrands 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 John Farrands

In research: John Farrands appears in astronomy 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 John Farrands 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: John Farrands is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1921 births, 1996 deaths, 20th-century Australian public servants, so understanding it makes those chapters shorter.
In everyday life: Look for John Farrands 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 John Farrands in 20 minutes

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

Frequently asked questions

What is John Farrands in simple terms?

John Law Farrands (11 March 1921 – 14 July 1996) was a scientist and senior Australian public servant. Life and career John Farrands was born on 11 March 1921 in Melbourne.

Why does John Farrands matter?

Because it connects several astronomy 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 John Farrands?

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 John Farrands.