After eating food, it needs to be digested to release energy to us. The human digestive system comprises a group of organs that digest and convert food into energy for the body.The digestive system is made up of the gastrointestinal tract also known as an alimentary canal which includes ... Read More

Sunlight is a combination of all these colors(VIBGYOR) 1) Red2) Orange3) Yellow4) Green5) Blue6) Indigo7) Violet

Formulas of the Rectangle: For a rectangle of length l and breadth b,$Area = l \times h$Perimeter $= 2(l+b)$

Geothermal energy is the energy that is produced inside the earth. Since that energy won't exhaust, it is a renewable source of energy. It is possible to capture Geothermal energy in the following ways.1) Geothermal power plantsThese power plants make use of the heat inside the earth to generate steam, ... Read More

Hydra is a fresh-water organism that belongs to the phylum Coelenterata and class Hydrozoa. They are characterized as tube-shaped organisms with numerous tentacles present on one side of the tube.Hydra is considered as cnidarians with a radial symmetrical body. Hydra lacks internal organs and developed ... Read More

Natural Numbers:The most basic and the first numbers that were used by man were the Counting Numbers. These counting numbers from the set of Natural numbers.Natural numbers $=$ {1, 2, 3, 4, 5.....}Positive numbers :Positive numbers are located to the right of zero on the number line.Positive numbers can also include ... Read More

Fractional distillation of air: About 78 percent of the air is nitrogen and 21 percent is oxygen. These two gases can be separated by fractional distillation of liquid air. Liquefying the air: Air is filtered to remove dust. It is then cooled in stages until it reaches –200°C. At ... Read More

Given :The given amount is ₹90.To do :We have to find the amount, 10% more than ₹90.Solution : The amount that is 10% more than ₹90 is,$Rs.90 + 10% of Rs. 90$$= Rs. 90 + \frac{10}{100} \times 90$$= Rs. (90+9)$ $= Rs. 99$.Therefore, 10% more than ₹90 is ₹99.

Soil is a mixture of organic matter, minerals, gases, liquids, and organisms that together support life.Soil is formed from the breakdown of rocks into tiny pieces called sediments. The rocks are broken down through the process of weathering due to exposure to extreme temperature changes, windblown particles, precipitation and flowing water, ... Read More

The maximum displacement of the bob from its mean position is called its amplitude.