Science Perfect 10 Vocab 12/13/19

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Across
  1. 5. The average mass of all the isotopes of an element
  2. 10. a property used to describe a material that can be pounded into shapes
  3. 11. a machine that moves atomic nuclei at higher and higher speeds until they crash into one another, sometimes forming heavier elements
  4. 12. A row on the periodic table (there are 7)
  5. 13. A chart of the elements showing the repeating pattern of their properties
  6. 16. An element characterized by physical properties that include shininess, malleability, ductility, and conductivity.
  7. 17. a property used to describe a material that can be drawn into a long wire
Down
  1. 1. the gradual wearing away of a metal element due to a chemical reaction (chemical property)
  2. 2. the number of protons in the nucleus of an atom
  3. 3. A molecule consisting of atoms of the same element (02)
  4. 4. A substance that can conduct electricity under some conditions (temperature, pressure, etc)
  5. 6. a column of elements with similar properties on the Periodic Table (there are 18)
  6. 7. an element that has properties of both metals and nonmetals
  7. 8. a property used to describe the ability to transfer heat or electricity to another object
  8. 9. an element characterized by physical properties that include dull, brittle and poor conductivity
  9. 14. a chemical property used to describe the ease and speed at which an element combines, or reacts, with other elements or compounds
  10. 15. A mixture of two or more metals, one of which is a metal