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2/28/12
2/28/12
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2/28/12
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2/28/12

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  • 1. 2/28 A/B DayNO LEQ TODAY!1. What is the difference between a benthos and aplankton?2. What is a nekton?3. Which of the following would you predict to havesalinity—the Atlantic ocean, the Colorado River, or apolar ice cap?4. Explain your answer to #35. What is one difference between saltwater andfreshwater—other than the salt?
  • 2. Discovery Education:Oceans blue with Philippe Cousteau: Atlantic
  • 3. Let’s Review:
  • 4. I have 27 protons. What am I?
  • 5. I have 2 electrons and NO charge. What am I?
  • 6. I have 46 protons.What am I?
  • 7. I have 79 protons. What am I?
  • 8. I have 8 electrons and NO charge. What am I?
  • 9. I am calcium (Ca). How many protons do I have?
  • 10. I am silver (Ag). How many neutrons do I have?
  • 11. I am neon (Ne). How many electrons do I have?
  • 12. What am I?Protons: 5Neutrons: 6 BORON!Electrons: 5
  • 13. How many valence electrons do I have?Protons: 5Neutrons: 6 3!Electrons: 5
  • 14. What am I??Protons: 2Neutrons: 2 HELIUM!Electrons: 2
  • 15. How many valence electrons do I have?Protons: 2Neutrons: 2 2!Electrons: 2
  • 16. FIND THAT ELEMENT!GROUP 1, PERIOD 1 =
  • 17. FIND THAT ELEMENT!GROUP 6, PERIOD 7 =
  • 18. FIND THAT ELEMENT!GROUP 2, PERIOD 5 =
  • 19. FIND THAT ELEMENT!GROUP 9, PERIOD 4 =
  • 20. FIND THAT ELEMENT!GROUP 17, PERIOD 3 =
  • 21. FIND THAT ELEMENT!GROUP 11, PERIOD 4 =
  • 22. GROUP 17HALOGENS!
  • 23. GROUP 18NOBLE GASES!
  • 24. Elements in the same_group/period_ havesimilar characteristics!

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