Ohm's Law
Students measure the current and voltage across a resistor while varying the output voltage, A graph of voltage versus current will reveal Ohm's Law. This...
Fermentation
Students use an ethanol sensor to determine the ability of yeast to use different types of carbohydrates—sucrose and starch—for fermentation.
Titration Curves
Students will use a pH Sensor and a Drop Counter to explore the shape of a titration curve produced by the titration of a strong acid and a weak acid by...
Properties of Ionic and Covalent Compounds
Students will use hardness, melting point, solubility, and conductivity to determine the bond type...
What Factors Affect Dissolved Oxygen?
Students will use a dissolved oxygen sensor to determine how different factors affect the concentration...
Plant Respiration and Photosynthesis
Students use a carbon dioxide sensor to measure the rates of photosynthesis and respiration in spinach leaves.
Solution Concentration: Beer's Law
Students will use the Wireless Colorimeter and Turbidity sensor to measure the absorbance of known solution concentrations in order to determine the unknown...
pH of Household Chemicals
Students will use a pH sensor to determine the pH of common household substances.
Enzyme Activity (Oxygen)
Students will use an oxygen gas sensor to compare the rate of hydrogen peroxide decomposition with and without a catalyst.
Enzyme Activity (Pressure)
Students will use a pressure sensor to compare the rate of hydrogen peroxide decomposition with and without a catalyst.
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