All the planets in our solar system formed around the same time, about 4.5 billion…
Category: GENERAL KNOWLEDGE
The compass app on your phone probably won’t work because it relies on radio signals…
Twisting, bending, squashing, and stretching of these things happen thanks to forces. Once you squeeze…
Mirrors play throw and catch with light. They catch light from in front of them…
All atoms contain charged protons and charged electrons. Electricity is a flow of charged electrons…
Acids and basesAcids and bases are chemical opposites: acids produce charged hydrogen ions and bases…
Table sugar, vitamins, plastics, aspirin, penicillin, and most of the chemicals in your body are…
