methods 2 week 10
The big question addressed in lab, and a description of what you did. What makes a rock. During lab we did a pre assessment over what makes a rock a rock. We learned that anything that comes from the earth in rock form is a rock. We then did a lab with starbursts. We used heat and compactness to form rocks. A description of what you learned in Thursday's lecture. We went over our pre assessment, it is when it is made naturally by earths minerals. The earths core is solid and we know this from earthquakes because the waves are broken up when it hits the core. There is an "innermost inner core" scientists believe are in the core of earth. Convection cells happen in the mantle and affect the crust. There are two kinds of plates: oceanic and continental. Pangea: Created mountains and plains, the material from the mountain range into the midwest and made it so Iowa is not underwater anymore. CARBONATION : process by which dissolved carbon dioxide in rainwater or