প্রাথমিক বিদ্যালয়ের জন্য ইংরেজি শব্দভান্ডার 1 - উপাদান এবং ধারণা

a shiny grayish-white metal of high value that heat and electricity can move through it and is used in jewelry making, electronics, etc.

রূপা

a hard material, usually made of minerals, and often used for building things

পাথর

a sample, showing what the rest of the data is typically like

নমুনা

something such as a hammer, saw, etc. that is held in the hand and used for a specific job

সাধনী

something that is known to be true or real, especially when it can be proved

সত্য

scientific knowledge put into practice in a particular area, especially in industry

প্রযুক্তিবিদ্যা

anything that we can hear

শব্দ

a place where people do scientific experiments, manufacture drugs, etc.

পরীক্ষাগার

a mild feeling of shock we have when something unusual happens

আশ্চর্য

made of a hard material that forms the branches and trunks of trees

কদর্য

a light substance produced in a chemical process that can be formed into different shapes when heated

প্ল্যাসটিক

a valuable yellow-colored metal that is used for making jewelry

স্বর্ণ