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Good Morning!

Good Morning!. Have out your Science books, journals, pen/pencil ready to begin! Quizzes will be returned tomorrow and the A Students will receive their prize! Turn in any extra credit and make sure Act. 57 graphic organizers were turned in from Friday!. Agenda. Objective Set up Act. 59

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Good Morning!

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  1. Good Morning! • Have out your Science books, journals, pen/pencil ready to begin! • Quizzes will be returned tomorrow and the A Students will receive their prize! • Turn in any extra credit and make sure Act. 57 graphic organizers were turned in from Friday!

  2. Agenda • Objective • Set up Act. 59 • Intro Act. 59 • Act. 59 • Homework

  3. Objective • Students will be able to compare and analyze methods for melting ice cubes.

  4. Act. 59: Ice-Melting Contest • Date: 4/30/12 • Challenge Question: • Getting Started: Describe a contest you have participated in before.

  5. Pre-lab • 1. Conduction • 2. Conductors

  6. Introduction • Pg. D-33 • Write your own definitions of the pre-lab words

  7. Conduction • This occurs when two objects touch each other and energy transfers from the hotter one to the colder one. • The conduction ability depends on the molecule structure of the material.

  8. Conductors • Think about what we just discussed about conduction. • What would be a conductor? • An example Copper and Aluminum

  9. Ice Melting Contest Rules • Keep the ice cube in the plastic bag until the end of the contest • You may not put the ice or the bag in your mouth. • Handle your bags carefully. A broken bag will disqualify you. • Keep all water in the plastic bag. The water that leaks or spills will not be measured. • Watch for my start and stop signals. • When time is up, remove the ice from the bag and place it in the cup given to you.

  10. Activity 59 • Read procedure steps #1-5 • Complete steps #2 • Create a data table to record your results • Getters get materials • BEGIN! GOOD LUCK!

  11. Stop! 1.Pour the water from the plastic bag into the graduated cylinder. 2. Record the volume of water in your data table 3. Each member record your data!

  12. Results Group A: Group B: Group C: Group D: Group E: Group F:

  13. Control Results

  14. Winners! Congratulations! You earned an option of: extra credit or homework pass

  15. Homework • Analysis #3 & 5 pg. D-35 • Extra Credit Analysis #1, 2, & 4- Due Friday!

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