Meaning Of Transport- take or carry (people or goods) from one place to another.

Crystallisation 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 usedIt involves heating of ... Read More

Given :Measurement of the wall is 8 m by 12 m.To do :We have to find the largest size of square tile, that can fit in the wall.Solution : Area of the wall $=8 m \times 12m = 96 sq.m$.The largest size of the square tile that can fit in the ... Read More

Grouping of objects together with similar properties is called sorting.The materials can be grouped on the basis of similarities or differences in their properties. Grouping helps in gaining systematic knowledge of things.It also gives a general idea about all members of a group and the differences between members of different groups.It ... Read More

Rusting of iron refers to the formation of rust, a mixture of iron oxides, on the surface of iron objects or structures.This rust is formed from a redox reaction between oxygen and iron in an environment containing water (such as air containing high levels of moisture).The rusting of iron is ... Read More

In order to remove salinity from water, we use a process known as Thermal Distillation.Thermal distillation involves heating of the salty water. Boiling water turns it into vapour, leaving the salt behind.The vapours are collected and condensed back into the water by cooling it down. The most common type of membrane ... Read More

Given :Line $m$ is perpendicular to line $n$.Line $n$ is perpendicular to line $l$.To find :We have to find the relation between the lines $m$ and $l$ ?Solution :Line $m$ is perpendicular to line $n$.Line $n$ is perpendicular to line $l$.This implies, Lines $m$ and $l$ are parallel to each ... Read More

In the Paleolithic Age, people wandered from place to place hunting and gathering food items for their survival, and that's why they were known as hunter-gatherers.At that time there were no roads, farms, or villages existed. Palaeolithic people used to move around in search of food, it was their main ... Read More

(i) Carbon dioxide is released during photosynthesis.Ans. False  -  as oxygen is released during photosynthesis.(ii) Plant which synthesises their food is called saprotrophs.Ans. False  -  because saprotrophs are those plants that feed on dead or decaying organic matter.(iii) The product of photosynthesis is not a protein.Ans. True  -  as the ... Read More

Solution: Prime factorization using factor trees  Every composite number can be expressed as a product of prime factors. This product is called the prime factorization of the number. We can use a factor tree to find the prime factors. Example: Find the prime factorization of 48. Solution: ... Read More