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Sound

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What Is Sound ? In physics ,  sound  is a vibration that propagates as an acouatic wave  , through a transmission medium  such as a gas, liquid or solid. What It Means ? In human physiology and psychology,  sound  is the reception of such waves and their perception by the brain. Three Types of Sounds  Sound  waves fall into  three  categories: longitudinal waves, mechanical waves, and pressure waves. Keep reading to find out what qualifies them as such How sound Is produced? Sound  is a type of energy  made  by vibrations. When an object vibrates, it causes movement in surrounding air molecules. These molecules bump into the molecules close to them, causing them to vibrate as well. This makes them bump into more nearby air molecules. Thankyou 💎💎 Part 2 will come soon And will be more informative  Share It to the Maximum  Sound🔊 Sound🔊 Sound🔊
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Practices of Crop production

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What is crop production? The production of various types of crops for fulfilling the need of people . Also to get food and fiber. This is called crop production . Basic practices needed to grow crops ? 1. PLOUGHING The process of loosening the soil and turning it so that all the nutrients mix up with it. This process is called ploughing.  It is done by using tools like plough,how and cultivator( used in tractors) . 2. SOWING This is the important process for growing crops . In thi process we need good and high quality of seeds to sow them properly and to get good crops. It is also done by tools like seed drills etc. 3. FERTILIZING THE SOIL To get good and fresh quality of crops this process is needed . To make the soil fertile manure and fertilizers are used . Manure is natural for ex- cow's dung,dead plants and animals. Fetilisers are made in factories. 4.  IRRIGATION. The process of watering plants after regular intervals for t...
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HISTORY OF MATHEMATICS

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Who invented Maths? The pythagorean invented mathematics . They we the ancients Greeks who began a systematic study of mathematics as a subject in their own right. When it was invented ? Beginning of mathematics took place in 6th century around 300 BC . Euclid introduced axiomatic method still used in maths today consisting of theorem, proof,axiom. When did mathematics took place in India? In 1200 BC, Indian mathematics emerged in Indian subcontinent till 18th century. Ancient and medieval Indian mathematics works all composed in sanskrit,usually consisted  sutras. SOME GREAT MATHEMATICIANS OF INDIA ARE: ARYABHATA,PINGALA,BRAMHAGUPTA, BHASKER 1, BHASKER 2 ,BAUDHYANA ,SHRIDHARA ETC. Keep loving and keep supporting. Share this article as much as u can. 🙏🙏🙏🙏😎😎😎😎😎😊😊😊😊😊
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CELL STRUCTURE

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What is a cell? The cell is the basic structural,functional and biological unit of all known organisms A cell is the smallest unit of life. They are also call " building blocks of life". Cell membrane  The basic components of a cell are called cell membrane. The cytoplasm and nucleus are enclosed with the cell membrane. Cytoplasm The jelly-like substance between the nucleus and the cell membrane is called cytoplasm. Nucleus  The central dense body in the centre is calle the nucleus. Cell wall There is an outer thick layer in cells of plants called cell wall Gene  Gene  is a unit of inheritance in living organisms . It controls the transfer of a hereditary characteristic from parents to offspring. Vacuole Blank looking structure in cytoplasm is called vacuole. Plastid s Plastids are scattered in the cytoplasm of the leaf cells. Chloroplasts Green colored plastids are called chloroplasts.  SHARE THIS TO YOUR FAMILY AND FRIENDS. ...
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Microorganisms

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What are microorganisms? Some organisms which are present around us . We cannot see them with our naked eyes, we need to use microscope to see them. Microorganisms are of 4 types. These groups are bacteria, fungi,protozoa and algae. What are viruses ? A virus is not a microorganisms because they reproduce only inside the cells of the host organism,which may be a bacterium,plant or animal. What are the diseases caused by virus and microorganisms? BACTERIA- Cholera,tuberculosis etc. FUNGI- Ringworm,blastomycocis etc. ALGAE- ASP,CFP etc. PROTOZOA- Malaria, Toxoplasmosis etc. VIRUS-  Ebola,HIV etc. REST OF THE INFORMATION WILL BE IN NEXT BLOG. THANKYOU FOR VIEWING MY BLOG. SHARE IT TO YOUR FRIENDS AND FAMILY
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