High School / Physics

Blockly Extension: Acoustic Stopwatch

Students develop Blockly code that uses data from a Wireless Sound Sensor to trigger start and stop timing, effectively creating a stopwatch...

Source: Blockly Investigations and Activities

Advanced Placement / Chemistry

Evaluation of Lemonade as a Buffer

Students use a powdered commercial lemonade formulation as a model for buffers and test its capacity to resist pH changes.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Introduction to Buffers

Students use titration and pH to investigate the components of a buffer and how it acts to resist pH change.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Investigation of Acid-Base Titrations

Students compare the pH titration profiles of strong, weak and polyprotic acids.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Applications of Le Chatelier's Principle

Students study equilibrium and the reversibility of chemical reactions using colorimetry and energy changes.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Building a Better Hand Warmer

Students use a temperature sensor to determine the heat of solution of a number of ionic compounds and propose a practical hand warmer design.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Kinetics of Crystal Violet Fading (Spectrometer)

Students determine the reaction order of crystal violet fading in the presence of sodium hydroxide.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Kinetics of Crystal Violet Fading (Colorimeter)

Students determine the reaction order of crystal violet fading in the presence of sodium hydroxide.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

What Does Acid Rain Do To Coral Reefs?

Students use a pressure sensor to study what factors affect the reaction of calcium carbonate with acid.

Source: Advanced Chemistry through Inquiry

Advanced Placement / Chemistry

Investigating Physical and Chemical Changes of Matter

Students use a variety of sensors and particle modeling to characterize physical and chemical changes of matter.

Source: Advanced Chemistry through Inquiry

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