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Physical Science

  • Infographic: Simple Machines This infographic profiles four of the six simple machines: inclined plane, pulley, lever, wheel and axle. View »
  • SCUBA Diving and Gas Laws Students are often fascinated by extreme sports such as SCUBA diving. This interest can be harnessed to teach an exciting lesson on gas laws. Five gas laws are discussed, and each discussion is centered on the law’s compelling, real-world connection to SCUBA diving. View »
  • AP® Chemistry: Graphing Titration Curves Students graph titration data and determine if an acid is monoprotic, diprotic, or triprotic. View »
  • The Problem with Pulleys Build and test working models of pulley systems commonly used in problems in physics texts and tests. View »
  • What Goes On Inside a Spectrophotometer? A spectrophotometer measures the amount of light absorbed or transmitted as it passes through a sample, such as a solution containing food dye. Use this article to cover the basics of how a spectrophotometer works. View »
  • What's the Big Idea? Understanding the Laboratory Experience in the AP* Chemistry Curriculum If you teach AP* Chemistry, you’re already aware, or need to be, that changes to the course curriculum are here, which means you’ll probably have to change your classroom instruction. To help relieve your anxiety, here’s an overview of the course revisions, some important dates to remember, and 2 ways Carolina can help to ensure your success during this transition. View »
  • Activities with UV Beads Ultraviolet-sensitive beads change color when exposed to ultraviolet (UV) light. They are inexpensive, yet give students a way to detect the presence of UV light, which is normally invisible to humans. Here are 2 inquiry-based activities that enable students to investigate UV light using these remarkable beads. View »
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