Chemistry: Age 15

3 illustrated Chemistry lessons for Age 15.

Earth and Moon Rock Minerals Earth rocks and Moon rocks contain mineral crystals that can be compared under a lens. Similar mineral signatu…
Watering Down a Colour The same amount of blue dye is spread through more and more water as you move along the rack. Because the dye …
Inside an Atom Almost all of an atom's mass is packed into a tiny clump at its centre, which takes up nearly none of its volu…