• 1. 
    A liquid is determined to be an acid or base depending on the type of ____ in the liquid.

  • Protons
  • Electrons
  • Elements
  • Ions
  • 2. 
    What is the pH scale?

  • All of the above
  • A special microscope used to look at acids
  • A method for measuring the protons in a solution
  • A measurement of how acidic or basic a liquid is
  • 3. 
    What measurement of the pH scale is considered a neutral liquid?

  • 7
  • 0
  • 9
  • 3
  • 4. 
    A liquid is considered an acid if it has a lot of __________.

  • Positive ions
  • Negative ions
  • Hydrogen ions
  • Helium ions
  • 5. 
    A liquid is considered a base if it has a lot of _________.

  • Helium ions
  • Hydrogen ions
  • Positive ions
  • Hydroxide ions
  • 6. 
    True or False: Acids with a low pH and bases with a high pH are considered very dangerous.

  • TRUE
  • FALSE
  • 7. 
    Which of the following is a way that acids and bases are used in science and technology?

  • Baking soda
  • All of the Above
  • Batteries
  • Household cleaning products
  • 8. 
    What kind of acid is produced by our muscles when we exercise?

  • Sulfuric acid
  • Lactic acid
  • Boric acid
  • Hydrochloric acid
  • 9. 
    What is the range of the pH scale from lowest to highest?

  • 0 to 14
  • 0 to 100
  • 0 to 10
  • 1 to 10
  • 10. 
    How do acids taste compared to bases?

  • Acids are sour and bases are bitter
  • Acids are sweet and bases are bitter
  • Acids are bitter and bases are sweet
  • Acids are spicy and bases are sour
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