Introduction Have you ever added a spoon of sugar to your tea and wondered why it disappeared? Where did it go? The sugar did not actually disappear—it changed from its solid form into a dissolved ...

Key concepts Chemistry Solubility Water Temperature Introduction Have you ever mixed sand and salt together and wondered how you could separate them again? If you had to separate them, would you have ...

Dominant battery technologies using flammable, toxic, unsustainable, and expensive energy sources are a major contributor to climate change. Switching from fossil fuels to cleaner and environmentally ...

CBSE Class 10 Science Notes: Revision is the key to success in every exam. It not only helps reinforce your understanding of concepts but also builds confidence and ensures better recall during the ...