Earth Science Unit 1 Day 4

Learning Objective: Students will learn about plate tectonics by doing a simulation and will analyze and interpret their data in writing using specific evidence and technical vocabulary lithosphere, asthenosphere, mantle, oceanic crust, inner core, outer core, continental crust, subduction.


Questions:

1. What happens when tectonic plates collide? (book or brain)
2. What is the difference between oceanic crust and continental crust? (book)
3. Why is oceanic crust subducted under continental crust?

Answer Choices for number 3:

	A. Oceanic crust is less dense than continental crust. B. Oceanic crust is denser than continental crust. C. Oceanic crust is older than continental crust. D. Oceanic crust is moving faster than continental crust.

Exit Ticket for Day 4: Put together the activity from day 3 with the activity we did today. How are they connected? You may use the following sentence starters to help you:

• Through activity 3 we learned about ....
• In a similar way, the activity for today is about...
• These activities are connected because....