Units and Vectors

Understand the importance of fundamental units of physical quantities and distinguish between the two systems of units.Explore the rules for writing the units for any physical quantity.Estimate and measure very small and very large distances.Determine the dimensions of any physical quantity, using dimensional analysis.Understand the nature of errors and methods of analysis of the errors in measurement.Observe and understand the difference between accuracy and precision.Determine the number of significant figures in a numerical value.Analyse the least count of some measuring devices.Differentiate between vectors and scalars and investigate the importance of vectors with relevance to daily life applications.Express vectors in different types of co-ordinate system.Identify the types of vectors and resolve them in to their corresponding components, based on the angle subtended.Employ methods for addition and multiplication of vectors, with reference to the properties of dot and cross products.More details please visit https://www.simply.science.com/"simply.science.com" hosts concept oriented content in Maths & Sciencesspecially designed for K-6 to K-12 grades. "Simplyscience enablesstudents to enjoy learning with application oriented, visually richcontent which is simple and easy to understand. The content is aligned tobest practices of learning and teaching.Students can develop strong basics, critical thinking and problemsolving skills to do well in school and beyond. Teachers can use Simplyscience as areference material to be more creative in designing engaging learningexperiences. Parents also can actively participate in their childsdevelopment through Simplyscience".This topic covers under Physics subject as a part of the Mechanics topicand this topic contains following sub topicsUnits and VectorsRules for writing UnitsScalars and VectorsCoordinate SystemsTypes of vectorsAddition of vectorsResolution of vectorsMultiplication of vectors