Physics and Mathematics

What is a Coordinate System? Definition and Its Types

Imagine you are trying to describe the exact location of an object on a floor. You might say, “a little to the...

Principle of Homogeneity of Dimensions with Uses & Examples

The principle of homogeneity of dimensions is a rule in dimensional analysis in physics to ensure the consistency of...

Dimensional Analysis: Definition, Uses, and Limitations

If you’ve ever looked at a physics equation and wondered, Is this even correct?, You’re already thinking in the...

Dimensions of Physical Quantity (+29 Examples)

In physics, base quantities make up all derived quantities. By studying dimensions and their dimensional formulas, you...

Accuracy and Precision: Definition, Examples, and Differences

Accuracy and precision are two different but closely related concepts used to evaluate the quality of measurements. You...

How to Calculate Uncertainty in Physics (Step-by-Step)

I wrote this article for students who are starting out with A-level or introductory physics. For this reason, while...

Measurement Uncertainty | Definition, Sources, and Reduction

Even experiments conducted by a skilled person never yield perfectly exact numbers. Every value, no matter how carefully...

Errors in Measurement: Definition, Types & Calculations

If your experiment results don’t match textbook values, it’s not always your fault. Some errors in measurements are...

How to Determine Significant Figures Correctly?

Physics relies heavily on quantifying the natural world. But each time you measure a physical quantity, a small amount...