science

Shahrivar

Shahrivar 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 Shahrivar rather than just read about it. In short: Shahrivar (Persian: شهریور, Persian pronunciation: [ʃæhɾiːˈvæɾ]) is the sixth month of the Solar Hijri calendar, the official calendar of Iran and Afghanistan. Shahrivar has 31 days.

Key takeaways

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

Reference excerpt

Shahrivar (Persian: شهریور, Persian pronunciation: [ʃæhɾiːˈvæɾ]) is the sixth month of the Solar Hijri calendar, the official calendar of Iran and Afghanistan. Shahrivar has 31 days. It begins on 23 August and ends on 22 September in the Gregorian calendar. The Afghan Persian name is Sonbola; in Pashto it is Waǵay. Shahrivar is the third and final month of summer. It is followed by Mehr. The name of the month comes from the Zoroastrian deity Kshatra Vairya. the Avestan word "Xšaθra Vairya," which means "dominion to be chosen". The term "Vairyo" is often misinterpreted. It means "Believe" as in "Yatha Ahu Vairyo". Yatha means "If", "Ahu" is of course "Ahu Ra Mazda" ("Ra" stands for "the One who is"), Vairyo means "believe". "Mazda" means "Wise". The entire expression is therefore: "If [you] believe in the one who is Ahu the Wise", followed by Atha Rathush (not Ratush). Atha means "Then" and Rathush means "his chariot". "So, Atha Rathush means "Then believe [in his] Chariot [too].

Events 26 - 1299 - The American Professional Football Association, later the National Football League, officially begins operations with 14 teams. The league began with Ralph Hay assuming the league's leadership before handing over to Native American athlete Jim Thorpe who became the league's first Commissioner (then President). 9 - 1302 - Great Kantō earthquake in Japan 9 - 1318 - Invasion of Poland, beginning of Second World War in Central and Western Europe 25 -1318 - Soviet invasion of Poland begins 1 - 1324 - King Michael's Coup 18 - 1324 - 1944 Bulgarian coup d'état 11 - 1324 - Surrender of Japan 9 - 1336 - Independence of the Federation of Malaya proclaimed. 25 - 1342 - Proclamation of Malaysia 26 - 1383 - 1984 South Asian Games opens 1 - 1368 - Baltic Way demonstrations in the Soviet Union. 20 - 1380 - September 11 attacks 11 - 1383 - Beslan school siege in North Ossetian Autonomous Republic, Russia 23 - 1387 - Delhi bombings, India 5 (- 10) - 1391 - 16th Summit of the Non-Aligned Movement, in Tehran, Iran. 30 - 1392 - Westgate shopping mall attack in Kenya 22 - 1397 - Merrimack Valley gas explosions, Massachusetts, United States

Births 01 - 359 - Ibn sina 05 - 243 - Abu Bakr al-Razi 30 - 1328 - Ahdieh, Iranian singer 18 - 1362 - Edwin Jackson, American baseball player, Olympic silver medalist

Deaths 20 - 1392 - Abdolmohammad Ayati, Iranian scholar, translator, and writer. 17 - 1401 - Elizabeth II 25 - 1401 - Mahsa Amini

Observances Day of the National Flag (Ukraine), Black Ribbon Day and Liberation from Fascist Occupation Day (Romania and Moldova) - 1-2 Shahrivar Independence Day of Ukraine - 2-3 Shahrivar Day of Combat Against British Colonialism - 3 Shahrivar Cincture of the Theotokos, Independence Day (Malaysia) - 8/9 Shahrivar Beginning of the Indiction-Ecclesiastical Year of the Eastern Orthodox Churches - 10 Shahrivar Victory over Japan Day - 11-12 Shahrivar Nativity of the Theotokos - 16 or 17 Shahrivar Enkutatash - 20-21 Shahrivar Feast of the Cross - 23-24 Shahrivar Mexican Independence Day and Malaysia Day - 25 Shahrivar United States Air Force Day and Chilean Independence Day - 27-28 Shahrivar Chilean Army Day - 28-29 Shahrivar

References

Worked examples

Example 1 — a first encounter with Shahrivar

Start with the simplest possible case. Write down what Shahrivar 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 Shahrivar 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 Shahrivar 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 Shahrivar

In research: Shahrivar 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 Shahrivar 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: Shahrivar is common in secondary-school and first-year university syllabi. It links to neighbouring topics Iran stubs, Months of the Iranian calendar, Unit of measurement stubs, so understanding it makes those chapters shorter.
In everyday life: Look for Shahrivar 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 Shahrivar in 20 minutes

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

Frequently asked questions

What is Shahrivar in simple terms?

Shahrivar (Persian: شهریور, Persian pronunciation: [ʃæhɾiːˈvæɾ]) is the sixth month of the Solar Hijri calendar, the official calendar of Iran and Afghanistan. Shahrivar has 31 days.

Why does Shahrivar 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 Shahrivar?

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 Shahrivar.