earth science

Process study

Process study is a earth 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 Process study rather than just read about it. In short: Process study is the phenomenological approach used in climatology. Process studies are used "to develop the parameterizations [e.g. of circulation models], and observations [are] used to calibrate [the latter]".

Key takeaways

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

Reference excerpt

Process study is the phenomenological approach used in climatology. Process studies are used "to develop the parameterizations [e.g. of circulation models], and observations [are] used to calibrate [the latter]". A parametrization is a set of fitted equations to represent physical phenomena instead of deducing them from first principals. An example for a parametrized phenomenon are thunderstorms which cannot be simulated within a circulation model if the spatial resolution of several km is too coarse to resolve single storm cell.

Other meanings There is a journal entitled Process Studies.

References

Worked examples

Example 1 — a first encounter with Process study

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

In research: Process study appears in earth 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 Process study 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: Process study is common in secondary-school and first-year university syllabi. It links to neighbouring topics Climate modeling, Climatology stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Process study 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 Process study in 20 minutes

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

Frequently asked questions

What is Process study in simple terms?

Why does Process study matter?

Because it connects several earth 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 Process study?

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 Process study.