Curated OER
Science
Seventh graders study the theory of plate tectonics. In this activity lesson students complete an activity to determine how seafloor spreading and volcanoes contribute to solving the plate tectonics puzzle.
Curated OER
Plate Tectonics And Convection Currents
Students observe the currents that occur through convection in water and relate them to the currents in molten rock in the Earth's mantle. They set up a convection current in a cake pan of water using a bag of ice on one end and an...