HOW IS PH DETERMINED?
Students estimate the pH based on the use of an unknown substance, determine whether an unknown substance is acid, base or neutral, and evaluate, by the pH determination, which of the unknowns is the strongest acid or base.
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Water is Life – Standing Rock and the Dakota Access Pipeline
In 2016, the Dakota Access Pipeline was scheduled for construction through an area that directly impacts indigenous people. The final lesson in the four-part series encourages scholars to research the Standing Rock debate from multiple...
9th - 12th Science CCSS: Designed
Determination of the Specific Heat Capacity of a Solid by the Method of Mixtures
Knowing an item's specific heat capacity helps determine its uses, such as a low heat capacity for a soup spoon and a high heat capacity for home insulation. Scholars find the specific heat capacity of a metal ball in the 10th...
9th - 12th Science CCSS: Adaptable
How Light Pollution Affects the Stars: Magnitude Readers
Did you know light can decrease visibility? Light pollution absolutely makes it more difficult to see stars. Scholars build a simple magnitude reader to determine the magnitude of stars. They use these data to estimate the impact of...
5th - 12th Science CCSS: Adaptable
New Review Chemistry: What is pH—How to Calculate pH
Is it better to drink an acid or a base? An informative video explains what pH is and how to calculate it. As part of a larger chemistry playlist, it features both the Arrhenius and Bronsted-Lowry definitions. It also demonstrates...
9 mins 9th - 12th Science CCSS: Adaptable
New Review pH and Kw
What is pH and where does it come from? Science superstars take their understanding of acids and bases to another level using a video from JFR Science. The narrator builds on prior knowledge to show viewers how to use what they already...
8 mins 9th - Higher Ed Science CCSS: Adaptable
New Review How Do Fish Make Electricity?
Shocking! Share the story of electric fish with young biologists for a fascinating lesson in specialized cells. The narrator of the video describes how some species of fish generate electric current, differentiates between weakly and...
5 mins 6th - 12th Science CCSS: Adaptable