astronomy

Samuel Sefa-Dedeh

Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh rather than just read about it. In short: Samuel Kofi Sefa-Dedeh (born 29 July 1949) is a Ghanaian food technologist, academic, and researcher. He is an emeritus professor of the Faculty of Engineering Sciences and the president of the Ghana Academy of Arts and Sciences.

Key takeaways

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

Reference excerpt

Samuel Kofi Sefa-Dedeh (born 29 July 1949) is a Ghanaian food technologist, academic, and researcher. He is an emeritus professor of the Faculty of Engineering Sciences and the president of the Ghana Academy of Arts and Sciences.

Early life and education Sefa-Dedeh was born on 29 July 1949, in Suhum, Gold Coast (present day Ghana), to Kwasi and Afua Nyarko. He attended Ghana National College for his secondary education and obtained a Bachelor of Science degree from the University of Ghana, Legon in 1972 and a Bachelor of Science (honorary) from the same institution in 1973 and went on to pursue graduate studies in food science at the University of Guelph in Canada, earning a Master of Science degree in 1975 and a Doctor of Philosophy degree in 1978. He also completed a postdoctoral fellowship at the University of Guelph in 1978.

Career Following his studies at the University of Guelph, Sefa-Dedeh worked as a scientist at Ralston Purina, St. Louis in 1979. In 1980, he returned to Ghana, where he served as a lecturer at the University of Ghana. He became a senior lecturer in 1985 and an associate professor in 1990. At the University of Ghana, he was made head of the Department of Nutrition and Food Science from 1990 to 1995. He later became the Foundation Dean of the Faculty of Engineering Sciences and the Dean of International Programmes at the same university. In addition to his academic work, Sefa-Dedeh has served on various public bodies in Ghana. He was a member of the Public Service Commission of Ghana and the board chairman of the Millennium Development Authority (MIDA), and the Ghana Food Distribution Corporation. Internationally, Sefa-Dedeh is a member of the International Council of Scientific Unions and the Institute of Food Technologists. He served as a science adviser to the International Foundation for Science in Sweden and was a member of the Committee on Science for Food Security. Sefa-Dedeh is a Fellow of the International Academy of Food Science and Technology and served as the Vice President (Science) of the Ghana Academy of Arts and Sciences. He became the president of the academy in 2022. He has authored and co-authored numerous publications on food systems.

References

Worked examples

Example 1 — a first encounter with Samuel Sefa-Dedeh

Start with the simplest possible case. Write down what Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh

In research: Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh 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: Samuel Sefa-Dedeh is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1949 births, 20th-century Ghanaian educators, Academic staff of the University of Ghana, so understanding it makes those chapters shorter.
In everyday life: Look for Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh in 20 minutes

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

Frequently asked questions

What is Samuel Sefa-Dedeh in simple terms?

Why does Samuel Sefa-Dedeh 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 Samuel Sefa-Dedeh?

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 Samuel Sefa-Dedeh.