The Periodic Table provides the names, atomic numbers, symbols and atomic weights of known elements. It serves as a great tool for solving chemistry problems.Earlier Mendeleev's Periodic Table was based on atomic mass but the Modern Periodic Table is based on atomic number. A periodic table is divided into groups ... Read More

There are 13 essential vitamins found in food based on their types (Fat-Soluble & Water-Soluble), and they are: Fat-Soluble Vitamins1. Vitamin A - It is found in orange-coloured fruits and vegetables, dark leafy greens, like spinach.2. Vitamin D - It can be found in fortified milk and dairy products; ... Read More

Given:  Two rational numbers$\frac{5}{7}$ and $\frac{6}{7}$.To do:  Find how to insert 7 between the given numbersSolution:To solve this question, first we need to convert them into like fractions. The given fractions are already like fractions. So we need not adjust Now in between the numerators 5 and 6, there are no integers.  ... Read More

Given: Sourav bought 1750 g tomatoes at Rs 18.60 per kgAnd 3250g cauliflower at Rs 48 per kg To do: Find how much vegetable was bought at what cost Solution: 1750 g or 1.75 Kg tomatoes at Rs 18.60 per kg = Rs 32.553250g or 3.25 Kg cauliflower at Rs ... Read More

RHS rule is used to discuss Congruence of right angled triangles.According to RHS rule, if hypotenuse and one side of right angled triangle are equal to the corresponding hypotenuse and one side of another right angled triangle; then both the right angled triangle are said to be congruent.Example: Following are ... Read More

Given: The product of two number is 59.328 and one number is 12.36To do: Find the other number Solution:Let the number be $x$ So,$12.36\timesxx x=59.328$$x= \frac{59.328}{12.36}$$x= 4.8$Therefore, the other number is 4.8

Given : Total number of questions $= 10$ Marks given for every correct answer $= 2$ Marks given for every incorrect answer $= -1$ To find :We have to find the total score of Radha and her friend.Solution :(i) Total questions attempted by Radha $= 10$ ... Read More

Soil Erosion is a gradual process of washing away of soil or movement and transport of the upper layer of soil by different agents like water, wind, and mass movement leading to deterioration in the long term.

Inflammable substances are Those substances which have very low ignition temperature and can easily catch fire with a flame are called inflammable substances. Examples of inflammable substances are petrol, alcohol, Liquefied Petroleum Gas (LPG).

Ingredients are those substances that form part of a mixture (in a general sense). For example, especially in cooking, recipes specify which ingredients are used to prepare a specific dish. Primarily we get all the ingredients from the plants and secondary from the animals. Plants are the only living thing that ... Read More