User login


Search Results


Showing results (1 to 7 of 7)

  • Thumbnail
    The Exploratorium
    Add to list Details
    Ocean acidification is a big issue due to the amount of carbon dioxide humans release. CO2 in the atmosphere is absorbed into the ocean thus changing its acidity. The more acidic the ocean becomes,...

    Ages 11 - 18
  • Thumbnail
    NOAA
    Add to list Details
    In this activity, learners explore the factors that tend to resist changes in pH of the ocean and why the ocean is becoming more acidic. This lesson guides inquiry into some properties of the ocean...

    Ages 14 - 18
  • Thumbnail
    Oregon Museum of Science and Industry
    Add to list Details
    Learners use a universal indicator to test the amount of sodium hydroxide needed to change the pH of plain water compared with the amount needed to change the pH of gelatin. Learners discover that...

    Ages 14 - adult
  • Thumbnail
    Oregon Museum of Science and Industry
    Add to list Details
    Using electrolysis, learners produce hydrogen gas and oxygen gas from water molecules in a solution. A pH indicator (bromthymol blue) in the water allows learners to observe how the pH of the...

    Ages 6 - adult
  • Thumbnail
    American Chemical Society
    Add to list Details
    This activity uses Jell-O(R) to introduce learners to microfluidics, the flow of fluids through microscopic channels. Using wooden coffee stirrers, learners create patterns to be cast in Jell-O(R),...

    Ages 8 - adult
  • Thumbnail
    Oregon Museum of Science and Industry
    Add to list Details
    Learners write their initials by applying different clear "magic ink" solutions to separate pieces of paper and then "develop" the inks with other clear solutions. One "...

    Ages 14 - adult
  • Thumbnail
    Make
    Add to list Details
    In this activity, learners make a small batch of biodiesel that will work in any diesel engine. Learners use an old juice bottle as a "reactor" vessel to chemically process vegetable oil...

    Ages 14 - adult