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The VELOCITY of an object is the RATE of change of its position with respect to a FRAME of reference, and is a function of time. ... Velocity is a physical vector quantity; both MAGNITUDE and direction are needed to DEFINE it.

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a) A bicycle chain needs lubricant to overcome MECHANICAL resistance, prevent rust and wear, and keep your drivetrain in tip-top condition. If not used properly, the same lubricating compounds designed to PROTECT and enhance drivetrain performance are inherently at odds with the very purpose for which they were created.b) The TWO essential conditions of rusting iron are the presence of oxygen, and the presence of water whose pH LEVEL is slightly acidic.Explanation:grease COATING prevents rusting because it blocks the oxygen and water to get in contact with the metal

tion:According to the BRITISH HISTORIANS, the pre-British period was a dark period of Indian HISTORY. ... To convey that they were actually saviours of INDIA from a dark period. For this reason they mention pre British ERA was a dark period for India.

Opaque OBJECTS block light from traveling through them. Most of the light is either reflected by the object or absorbed and converted to thermal ENERGY. MATERIALS such as wood, stone, and METALS are opaque to visible light. Materials.

Nikola TESLA was a Serbian-American INVENTOR, electrical engineer, mechanical engineer, PHYSICIST, and futurist best known for his contributions to the design of the modern alternating current (AC) electricity supply SYSTEM.

Merits of democracyA democratic government is a more responsible FORM of government, is a stronger form of government.The standard of MAKING decisions is IMPROVED by democracy.The integrity of people is strengthened by democracy.The wealthy and educated have the same standing as the poor and less educated.Democracy HELPS us to FIX our own mistakes.

Recreation is an activity of LEISURE, leisure being discretionary time. The "need to do SOMETHING for recreation" is an essential element of human biology and PSYCHOLOGY. Recreational activities are OFTEN done for enjoyment, amusement, or pleasure and are considered to be "fun".Hope this will help you!!Mark me as brainliest

The time PERIOD IMMEDIATE before sunrise is called twilight.I HOPE it's help you

अन्य मंत्रियों द्वारा लिए गए निर्णयों पर विधानसभा में बहस क्यों होनी चाहिए ||EXPLANATION:PLS MARK me as the BRAINLIEST

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To produce with machines, labour is required. Thus, labour is an active, whereas CAPITAL is a PASSIVE factor of production. Capital on its own cannot produce anything until labour WORKS on it. ... The composition or supply of capital is not AUTOMATIC, but it is produced with the joint EFFORTS of labour and land.

Science, any SYSTEM of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. In general, a science involves a pursuit of knowledge covering general truths or the operations of fundamental laws.I HOPE it HELPFUL for you completely. Tum I n s t a g R a m pe a javo na vahi pe bhi bat kar SAKTE hain

France Under The Ancien Régime (Before The FRENCH REVOLUTION) Divided Society Into Three ESTATES: The First Estate (Clergy); The Second Estate (NOBILITY); And The Third Estate (Commoners). The King Was Considered Part Of No Estate.add me brainlist plz

Spices LIKE clove, pepper, cinnamon, and cardamom were produced in India and all these spices were of great demand in EUROPE. These are the primary reasons why EUROPEAN TRADING companies were attracted to India.

tion:WATER scarcity is the lack of sufficient available water resources to meet the demands of water usage within a region. ... Water shortages may be CAUSED by CLIMATE change, such as altered weather patterns including DROUGHTS or floods, increased pollution, and increased HUMAN demand and overuse of water.

Education is a HUMAN right all throughout life and that access must ... The Right to Education ACT mandates that an out of school CHILD ... DONATE now and help make a lasting change.

sts measure a light-year as the distance light can TRAVEL in one year. The NEXT closest star to EARTH (after the Sun) is Alpha Centauri, which is 4.34 light-years away.Our system of measurement has EVOLVED from using THUMBS and feet to using the distance traveled by light in one year.hope it was helpful to you

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Explanation:The beginning WOULD have been to CHANGE the family NAME, or surname, because in India, most of the family names are caste names. So I DECIDED to drop my name. And then, later on, I gave a new name to myself: Satyarthi, that means, 'seeker of TRUTH'.”

tion:Comets are the small BODIES with a head and a long LUMINOUS tail. They are made up of DUST and frozen GASES. They appear in the sky after a long period. The comet known as Halley's comet, appears in the sky after every 76 years' interval.

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In 1600, a group of English businessmen asked Elizabeth I for a royal CHARTER that WOULD let them voyage to the EAST INDIES on behalf of the crown in exchange for a monopoly on trade. The merchants put up nearly 70,000 POUNDS of their own money to finance the venture, and the East India Company was born.

teau covers 422,000 square KILOMETRES (163,000 sq mi), 43 percent of India's landmass.[1]The uplands, areas of higher landmass, form a triangle that is nested in the familiar downward-pointing triangle of the Indian sub-continent's coastline. In the south of India, the plateau is largely over 1,000 metres (3,300 ft) above sea level. In the north it is mostly about 500 metres (1,600 ft) above sea level.[2] The plateau is extremely LARGE, and there are many habitats: different ecosystems with different sorts of vegetation, climate, geology and animals. The FORESTS on the plateau are older than the Himalayan mountains.On the WEST of the plateau are the Western Ghats and in the east are the Eastern Ghats. These mountain ranges rise from their nearby coastal plains and nearly meet at the southern tip of India. The mountains make the southward-pointing vertex of a triangle. The northern boundary of the triangle is made up by the Satpura Range and VINDHYA Range. These northern ranges separate the plateau from the heavily populated riverine plains of northern India.Explanation:Mark me brainliest

Rajendra I RAIDED the Ganga Valley and defeated Mahipal the PALA king of Bengal. To commemorate his victory, he founded a CITY and NAMED it Gangaikonda Cholapuram. The meaning of this name was the town of the Chola who took over Ganga.Explanation:Plz MARK as brainlist ✌️☺️

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Our need to know is sometimes overwhelming. Archaeologists and anthropologists dig through DIRT, study DNA samples, examine artifacts, and try to CONSTRUCT a PICTURE of the earliest human ANCESTORS. Archaeologists study the physical evolution of man as well as the development of the human condition over the ages.

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Examples of man-made satellites INCLUDE the Hubble Space Telescope and the International Space STATION. Man-made satellites COME in many shapes and size and have different PIECES of instruments on them to perform different FUNCTIONS while in space.

e is the MEASUREMENT of distance NORTH or south of the EQUATOR. It is measured with 180 imaginary lines that form CIRCLES around the Earth east-west, parallel to the Equator.