This video shows a railcar that has been filled with steam to be cleaned Watch closely … What clues can you find?

1. This video shows a railcar that has been filled with steam to be cleanedWatch closely …What clues can you find? http://www.youtube.com/watch?v=E_hci9vrvfw

2. What clues did you find?

3. FREEZE FRAMENow it is time to record your ideas. What about particles? • Before the railcar crushed • What was happening inside and outside the railcar? • During the crushing • What was happening inside and outside the railcar? • After it was crushed • What was happening inside and outside the railcar?

4. Name _________________________________________ Date _____________________________ Period ______________ I think that inside ____________________ ____________________________________________________________________________________________________________________________________________ I think that outside ___________________ ____________________________________________________________________________________________________________________________________________ BEFORE: The railcar is sealed with steam My ?s DURING: The rain is falling and the railcar begins to crush I think that inside ____________________ ____________________________________________________________________________________________________________________________________________ I think that outside ___________________ ____________________________________________________________________________________________________________________________________________ My ?s My ?s AFTER: The rain is falling and the railcar sits crushed. I think that inside ____________________ ____________________________________________________________________________________________________________________________________________ I think that outside ___________________ ____________________________________________________________________________________________________________________________________________

5. ET: Finish your Diagrams and Descriptions (show particles!!!) 8 minutes until you turn them in!! I think that inside ____________________ ____________________________________________________________________________________________________________________________________________ I think that outside ___________________ ________________________________________________________ BEFORE: The railcar is sealed with steam My ?s I think that inside ____________________ ____________________________________________________________________________________________________________________________________________ I think that outside ___________________ ______________________________ DURING: The rain is falling and the railcar begins to crush My ?s My ?s AFTER: The rain is falling and the railcar sits crushed. I think that inside ____________________ __________________________________________________________________ I think that outside ___________________ ___________________________________________________________________________________________________