1. Essential Question: Investigation 1- part 1 Black Boxes What evidence can you acquire that will help you explain what a black box looks like inside?

2. Word Bank Black Box ModelCollaborationConsensus

3. Content/Inquiry Any system that cannot be directly observed and easily understood is a black box.

4. Content/Inquiry A model is a representation based on indirect evidence of something that is impossible to observe directly.

5. Content/Inquiry Sharing ideas and working together to solve a problem is collaboration.

6. Content/Inquiry Consensus is when everyone agrees.

7. Science Stories: Everyday Mysteries Questions to ponder…  What is a system?  What is the difference between a physical model and a conceptual model?  Why do models change over time  How was the black-box experience like some experiences that scientists have?

8. Essential Question: Investigation 1- part 2 Black Boxes Can you build a physical model of a black box that behaves the same way?

9. Content/Inquiry The model was refined by comparing the unknown (original black box) to the known (student made black box).

10. Word Bank System Conceptual Model Physical Model

11. Content/Inquiry A system has parts that work together or share the same space in a meaningful way.

12. Content/Inquiry A conceptual model uses ideas to suggest what a system is or how it works. The model exists in a person’s mind or on paper.

13. Content/Inquiry Scientists can touch a physical model. The model can be built to scale or be larger or smaller than the actual system it represents.

14. Science Stories: Scientists & Models  What was Ptolemy’s model for the universe?  What was Copernicus’s model?  Why was it hard for people to accept Copernicus’s idea?  What are some of the current models?  Do you think that humans will ever describe a correct model for the universe? Questions to Ponder…

15. Science Stories: Scientists & Models  How did the telescope help Galileo prove or disprove Copernicus’s model of the cosmos?  What is a black hole? Questions to Ponder…