Integers are like whole numbers, but they also include negative numbers.• It includes negative numbers (-1, -2, -3, -4, ………)• It includes positive numbers (1, 2, 3, 4, 5, ………)• It includes Zero also.• But decimal number and fraction are not included in integers.

Fraction:To convert fraction into simplest form, we have to follow these steps:Factorize the numerator and denominator Find the highest common factor  Divide both numerator and denominator with highest common factorFor example consider 816\frac{8}{16}168​Let us take all the factors of the numerator 8 and denominator 16Factors of 8 are 1, 2, 4, 8.Factors of ... Read More

ORS stands for Oral Rehydration Solution.ORS is used to treat dehydration caused due to severe diarrhoea, vomiting and other reasons. ORS is given as the replacement of lost fluids.Usually, ORS contain glucose, sodium, base, and potassium.

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

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

A heterotroph is an organism that cannot produce its own food. They instead take nutrition from other sources of organic carbon, mainly plant or animal matter. In the food chain, heterotrophs are primary, secondary and tertiary consumers, but never the producers.Heterotrophic nutrition is a type of nutrition in which organisms depend ... Read More

Below are the properties of Acid:An acid is a chemical substance with a sour taste.Acidic Substances are substances that contain acid in them.Acid turns blue litmus paper to red. Acid is a substance that contains hydrogen ion (H+).Acids do not give colour with phenolphthalein indicator and do not absorb carbon ... Read More

Winnowing is done to separate impurities from the pulses. As pulses are heavy and will stay in a place but the impurities like chaff will move away.Winnowing is a farming method developed by ancient people for separating grain from the chaff.It involves throwing the mixture into the air so that ... Read More

Given: Two adjacent side of parallelogram is 18cm and 20cm.To do: Find the perimeter of the parallelogram.Solution:Perimeter of parallelogram $=> P=2(a+b)$.Here a and b are sides of parallelogram.So, $ P = 2(18+20)$$P = 76$ unitsTherefore the perimeter of the parallelogram is 76

Temperature is a physical property of matter that quantitatively expresses hot and cold. It is the manifestation of thermal energy, present in all matter.It is the source of the occurrence of heat, a flow of energy when a body is in contact with another that is colder.Temperature is measured with a ... Read More