#molecule

Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial. Searching for a cure for rickets led to the discovery of vitamin D. Fortifying food

#DSE #Physics #generalgaslaw 💻 Online補習平台： https://marc-yam.teachable.com/ 2.1 Position and Movement 位置與移動： https://marc-yam.teachable.com/p/dse-physics-2-1-position-and-movement 2.2.1 Force and Motion 力與運動： https://marc-yam.teachable.com/p/dse-physics-2-2