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Anglais — 3e
Science & The Future
Classe de 3e
Cours & Explication
This lesson covers vocabulary about scientific progress, technology and the future of humanity. 🔹 Science vocabulary : • research — a systematic investigation to discover facts • experiment — a scientific test to discover something • discovery — finding something new • invention — creating something that did not exist before • laboratory — a room equipped for scientific research • hypothesis — an idea tested by an experiment • evidence — proof that supports a conclusion • breakthrough — an important discovery or achievement 🔹 Future technologies : • artificial intelligence (AI) — computers that simulate human thinking • robotics — the science of designing robots • space exploration — exploring outer space • genetic engineering — modifying genes to treat diseases • renewable energy — solar, wind, hydro power • nanotechnology — technology at a microscopic level • biotechnology — using biology for industry and medicine 🔹 Useful phrases : • Science has transformed the way we live. • Artificial intelligence will change the job market. • We must use technology responsibly. • Africa has great potential in the field of renewable energy. • The future belongs to those who invest in science and education.
Exemples & Pratique
📝 Advantages and risks of AI — classify : 1. AI can diagnose diseases more accurately than doctors. → Advantage 2. AI may replace millions of workers. → Risk 3. AI helps solve complex problems faster. → Advantage 4. AI could be used for surveillance and loss of privacy. → Risk 5. AI makes education more accessible. → Advantage 📝 Translate : • La science a transformé notre façon de vivre. → Science has transformed the way we live. • L'Afrique a un grand potentiel dans l'énergie solaire. → Africa has great potential in solar energy. • L'avenir appartient à ceux qui investissent dans la science. → The future belongs to those who invest in science.
Exercices Corrigés
What is the difference between a 'discovery' and an 'invention'?
Correction
A discovery is finding something that already exists (e.g., penicillin, gravity). An invention is creating something new that did not exist before (e.g., the telephone, the aeroplane).
What is artificial intelligence? Give two examples of its use.
Correction
Artificial intelligence (AI) is the ability of computers to perform tasks that normally require human intelligence. Examples: voice assistants (Siri, Alexa), medical diagnosis tools, self-driving cars.
Why is renewable energy important for Africa?
Correction
Africa has enormous potential for solar and wind energy. Renewable energy can provide electricity to rural areas that are not connected to the grid, reduce dependence on fossil fuels, and create jobs while protecting the environment.
Write a sentence using: research / breakthrough / discovery.
Correction
Example: After years of research, scientists made a major breakthrough with the discovery of a vaccine against malaria.
Translate: 'La biotechnologie pourrait révolutionner l'agriculture africaine.'
Correction
Biotechnology could revolutionise African agriculture.
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