Physics and Mathematics

Measurement Uncertainty and Its Hidden Sources (+How to Reduce it)

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...

How to Write a Number in Scientific Notation

Before diving into what scientific notation is and how to write it, let’s explore why we use it. Understanding its...

Physical Quantities and Units

All the fundamental laws of physics are expressed using different physical quantities. To solve physical problems, like...

What is Physics? A Simple Introduction

Ever wondered what makes moving objects stop? Why does coffee gradually cool down over time instead of staying hot? Why...