Khan Academy: Characteristics of Circuit Diagrams

Read this passage and study the graphics to complete a five-question quiz on the characteristics of various therapeutic radioisotopes.

Practice calculating potential difference, resistance, and current for a component from a circuit diagram.

Test yourself on the topics of identifying the characteristics of a longitudinal or transverse wave such as the wavelength, crest, and areas of compression with this multiple choice quiz.

Learn the basics of circuits with this video. Video will define current and resistance to explain how electrons flow to create electricity. [11:39]

What is a catalyst? This Khan Academy resource includes examples of enzymes, acid-base catalysis, and heterogeneous (or surface) catalysis.

What interventions can be made in treating a stroke? Khan Academy answers this question. [7:10]

Definition of reaction rate, and examples of calculating the average rate of reaction. [9:09]

This tutorial serves as an introduction to the states or phases of matter. [19:24]

This video lesson from Khan Academy covers the center of mass for student who are studying high school physics. Sal gives a conceptual understanding of what center of mass means.

An explanation of groups on the Periodic Table and their characteristics. [8:19]