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Les bases du vocabulaire scientifiqueIn science, we use specific words to describe the world. A 'laboratory' (or 'lab') is a room for experiments. An 'experiment' is a test to discover something. A 'hypothesis' is an idea you can test. 'Data' is information you collect. 'Evidence' is proof. For example: 'We did an experiment in the lab to test our hypothesis. The data gave us evidence.'
📖 Définition
'Lab' is short for laboratory, a place with scientific equipment.
🔍 Exemple
'The students mixed chemicals in the lab.'
💡 À retenir : Remember: 'data' is technically plural (singular: datum), but in everyday English it's often used as a singular noun.
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Les objets technologiques du quotidienTechnology is everywhere. A 'device' is a machine or tool. A 'smartphone' is a mobile phone with internet. A 'tablet' is a flat, touchscreen computer. A 'laptop' is a portable computer. 'Headphones' let you listen privately. A 'charger' gives power. Example: 'I use my laptop for homework and my smartphone to chat with friends.'
📢 Rappel
'Internet' always starts with a capital 'I' in English.
💡 À retenir : Many tech words are the same in French and English, but pronunciation differs.
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Actions in the lab and with devicesScientists 'observe' (watch carefully), 'measure' (find size/amount), 'record' (write down), 'analyze' (study in detail), and 'invent' (create something new). With technology, we 'browse' the internet, 'download' files, 'upload' photos, 'stream' videos, and 'scroll' through pages. Example: 'I downloaded a new app to measure my steps.'
⭐ À retenir
'Download' means to get data from the internet; 'upload' means to send data to the internet.
💡 À retenir : Many verbs are regular: download -> downloaded, invent -> invented. But some are irregular: write -> wrote.
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Mettre en pratiqueLet's combine nouns and verbs. 'The scientist used a microscope to observe cells.' 'I stream music on my tablet.' 'We recorded the temperature every hour.' 'She invented a new device to save energy.' Practice by describing your daily tech use or a simple science experiment you've done.
⭐ À retenir
Adjectives come before nouns: 'a digital camera', 'a scientific discovery'.
💡 À retenir : Use 'to' after verbs like 'need', 'want', 'try': 'I want to download this app.'