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Elements in the World FOSS Chemical Interactions Investigation 2

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					Elements in the World
FOSS Chemical Interactions
Investigation 2, Part 2, Day 1 of 3

  Pull out answers to Elements article reading
 activity from last week - Review Questions 1-4
  Discuss your answers with Elbow Buddy.
     Group to volunteer answer to
         Review Question 1?
•   Comment on answer?
•   Additions?
•   Corrections?
•   Agreement?
     Group to volunteer answer to
         Review Question 2?
•   Comment on answer?
•   Additions?
•   Corrections?
•   Agreement?
     Group to volunteer answer to
         Review Question 3?
•   Comment on answer?
•   Additions?
•   Corrections?
•   Agreement?
     Group to volunteer answer to
         Review Question 4?
•   Comment on answer?
•   Additions?
•   Corrections?
•   Agreement?
    Q1. What is an element?
• An element is a fundamental substance
  that cannot be broken into simpler
  substances.
Q2. How are matter and elements
           related?
• Elements are the building blocks of matter.
  All matter is made of elements.
Q3. How was Mendeleyev able to predict the existance of
      elements that had not yet been discovered?


• He organized the elements in rows by
  mass and in columns by similar
  properties. This organization resulted
  in gaps, which allowed Mendeleyev to
  predict the mass and chemical
  properties of the elements that would
  go in the gaps.
 Q4. What is the periodic table of the elements?


• A display of all the natural and
  synthesized elements, organized
  by mass and chemical properties.
 All matter is made of elements.
• We come into contact with a lot of different
  forms of matter everyday.

• What elements do you think they are
  made of?
Consumer Product or Food Package
• Ingredients are listed on the package.

• List is by name or symbol.

• You might know some ingredients such as
  water, salt, or citric acid.
Element Search Challenge – p. 16
• You and your Elbow Buddy are going to
  find as many different Elements as
  possible on the different packages you see
• Search the label.
• Record the name of the product and
  elements you find.
• When done, exchange the package with
  someone else.
• Use the PTOE for elements such as
  Phosphorous, Selenium, Manganese, etc.
      Elements in the World
• We reviewed some of the elements that
  combine to make a lot of different
  products, like food, cosmetics, and
  cleaning products.

• Which are most abundant in the world?

• Which element is there more of?
 Read Elements in the Universe
• Open book to page 9.
• This is a Technical Reading activity.
• Before reading, review the questions on
  the Handout. Keep the questions in mind
  as you read the article.
• You are reading for Knowledge.
• When done, answer the questions on the
  Handout, page 21, Elements in the
  Universe Questions.

				
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