astronomy

J. E. Jayasuriya

J. E. Jayasuriya 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 J. E. Jayasuriya rather than just read about it. In short: J. E.

Key takeaways

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

Reference excerpt

J. E. Jayasuriya (14 February 1918 - 23 January 1990) was a Sri Lankan educationist. He was the Professor of Education at the University of Ceylon.

Early life and education Jayasuriya's father was a postmaster and the family moved when he was transferred from post office to post office. He received his education at Nawalapitiya Anuruddha Vidyalaya, Dharmasoka College, Ambalangoda and at Wesley College, Colombo. In 1933, he came third in the British Empire at the Cambridge Senior Examination gaining a scholarship to the University College, Colombo and graduated in 1939 with a first class in mathematics.

Educational career He accepted an invitation from P. de S. Kularatne to serve as Acting Principal of Dharmapala Vidyalaya, Pannipitiya and thereafter served as Deputy Principal of Sri Sumangala Vidyalaya, Panadura. He was then invited by the Minister of Education Dr. C. W. W. Kannangara to become the Principal of newly established central school in his electorate, the Matugama Central College. Thereafter, he served as the Principal of Wadduwa Central College. In 1947, he left to London for postgraduate studies at the Institute of Education of the University of London, gaining a Postgraduate Diploma in Education and a Master of Arts in Education. On his return, he joined the Government Teacher Training College, Maharagama as a lecturer in mathematics. In 1952, he joined the Faculty of Education, University of Ceylon as a lecturer and in 1957, he succeeded Prof. T. L. Green and was appointed as Professor of Education. In 1961, he was appointed as the Chairman of the National Education Commission. He served as the Dean of the Faculty of Arts and from time to time as acting Vice Chancellor until his retirement in 1971 to join UNESCO as the Regional Advisor in Population Education based in Bangkok. At the end of his contract he returned to Sri Lanka, where he spent his last days writing and researching. He died in January 1989. He has awarded an honorary Doctor of Letters from the University of Colombo and an honorary Doctor of Science from the Open University of Sri Lanka. He was a Chartered Psychologist.

Books published Educational Policies and Progress during British Rule in Ceylon, 1796-1948 Education in Ceylon Before and After Independence Dynamics of Nation Building in Malaysia; Education in Korea – A Third World Success Story Population Education through Curriculum Innovation

Worked examples

Example 1 — a first encounter with J. E. Jayasuriya

Start with the simplest possible case. Write down what J. E. Jayasuriya 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 J. E. Jayasuriya 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 J. E. Jayasuriya 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 J. E. Jayasuriya

In research: J. E. Jayasuriya 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 J. E. Jayasuriya 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: J. E. Jayasuriya is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1918 births, 1989 deaths, 20th-century educational theorists, so understanding it makes those chapters shorter.
In everyday life: Look for J. E. Jayasuriya 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 J. E. Jayasuriya in 20 minutes

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

Frequently asked questions

What is J. E. Jayasuriya in simple terms?

J. E.

Why does J. E. Jayasuriya 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 J. E. Jayasuriya?

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 J. E. Jayasuriya.