Roman numerals are a numeral system that originated in ancient Rome between 900 and 800 B.C.In this system, they combine seven basic letters to create small and large numbers.When it is combined in various forms, these seven letters create new numbers.Their placement is important, as the same letters create an ... Read More

Square Root:If a number multiplied by itself, the result is called square of the number. For the result, the original number will become 'square root of itFor example: $\sqrt{16}= 4$We know $4 \times 4 = 16$. From this we can tell two things.$=> 16 $ is the square of 4$=> 4 $ is the square root of 16

Rava is a durum wheat (a kind of hard wheat grown in arid regions) product and a form of semolina. Rava is made by grinding husked wheat and is used in Indian cuisine to make savoury dishes.

The differences between compound and mixtures are as follows:- COMPOUND MIXTURE 1. The composition of elements present in a compound is fixed. 1. The composition of elements present in a mixture is not fixed. 2. A compound is always homogenous in nature. 2. The mixture can be homogenous ... Read More

Crystallization is a process used to separate a pure solid in the form of its crystals from a solution.The crystallisation method is used to purify solids.Eg: the salt we get from seawater can have many impurities in it. To remove these impurities, the process of crystallisation is used.Read More

Photosynthesis is a process by which plants make their own food in the presence of sunlight, carbon-dioxide, water, minerals and chlorophyll present in leaves.

Mercury is the only metal that is a liquid at normal temperatures and pressure, basically, it's because mercury is bad at sharing—electrons.Most metal atoms readily share valence electrons with other atoms. The electrons in a mercury atom are bound more tightly than usual to the nucleus and they move so ... Read More

Given: A submarine after travelling 100km from the shore, descended $1\frac{1}{10}$ KmThen it ascended about $\frac{3}{5}$kmThe next day, it again descended By $\frac{9}{10}$ Km To do: Find its current position with respect to the sea level Solution: Let us take ascending of the submarine as positive and descending as ... Read More

Trial and Error If you mean, solving an equation by trial and error method then: Substituting different values of the variable and checking the equality of LHS and RHS in an equation is the trial and error method. Let us solve the equation $4x + 5 = 17$.We start to ... Read More

Absorption is the process of absorbing or assimilating substances into cells or tissues through diffusion or osmosis. For example, drugs are absorbed into the bloodstream, and nutrients are absorbed into the digestive system.