Uses of Some of the Elements: Choose your answers for the following questions from the following list of elements. The number next to the element indicates if it is used more than once. Start with ones that you know, then use the poster in the back of the room to help. Type answers in BLUE BOLD FONT. Word Bank
Aluminum Arsenic Calcium Carbon Chlorine Chromium Copper Fluorine Hydrogen Iodine Iron(2) Lead Magnesium Mercury Neon Sulfur Tungsten Uranium

1. Needed for strong bones and teeth
2. Added to toothpaste and city water systems to help tooth decay?
3. Used to disinfect swimming pools
4. Used to “paint” the skin to prevent infection from cuts and scratches.
5. Used in bright, flashing advertising signs
6. Element that is rolled into a foil found and used in your kitchen
7. Found in the U. S. penny
8. liquid metal that used to be used in thermometers
9. Used for the shiny trim on cars
10. Steel is formed when a little bit of carbon is added to this element.
11. A diamond and your pencil lead (graphite) are made of this
12. A yellow element stinks when burned
13. Found in liver and red blood cells and is needed to prevent anemia
14. Used in light bulbs as a filament
15. Used as rat poison and is found in the title of the murder mystery “ and Old Lace”
16. Used as a shield to protect people from radioactive substances
17. Elements Used to make the first atomic bombs
18. Used in flares because it burns with a bright, white light