procedure texts
Goal : To find things that dissolves in water Materials : Essence , jellys crystals , sand , sugar , salt , water ,cups ,drink bottles. Methods : 1...
Equinox and Solstice
Equinox and Solstice In late March and late September both hemispheres are the same distance from the Sun and the Sun is said to be at an equinox. The Northern Hemisphere’s vernal equinox...