Hayden Youth Scientists In Residence (PM)

yea well 2daii we did earth science stuff we discussed all dee layers of dee earth the crust, the inner and outer mantle incuding the inner and outer core of the earth. we also talked about how old the earth is its about 4.5 billion years old there is a geological imeline that includes four era’s in which include precambria, paleozoic, mezsozoic, and cenozoic in which is the recent era. we did our own eatable earth and a sand project to explain the four era’s in the geological timeline.