Newton's first law can also be used to explain the movement of objects travelling with non-uniform motion. This includes situations when the speed changes, the direction changes, or both change. For ...

Motion In A Straight Line Class 11 Revision Notes: The Motion In A Straight Line chapter in CBSE Class 11 deals with the basic concepts of motion in one dimension. It covers topics such as position, ...

Need for measurement: Units of measurement; systems of units; SI units, fundamental and derived units. significant figures. Dimensions of physical quantities, dimensional analysis and its applications ...