Students read an explanation of the Voltage Divider Rule with complex numbers. Examples are given.
Sinking/Sourcing Input Modules
By Terry Bartelt
Learners examine the conventional current flow at a PLC input module, along with the field devices connected to it. This interactive object includes quiz questions and feedback.
By Terry Bartelt, Stephen Schneider
Learners view an animation of a sequence valve in operation and examine the valve’s internal structure.
Transistor Fundamentals: JFET Drain Curves
By Patrick Hoppe
Students examine the drain curves for a JFET. They are also introduced to vocabulary terms and formulas.
Parallel Circuit Analysis Practice Problems Part 2
In this interactive object, students work 11 practice problems and solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.
Multiplying and Dividing Signed Numbers
By Mona Wenrich
Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.
Multiplication of a String of Signed Numbers
Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.
Adding and Subtracting Signed Numbers
Learners follow the steps for adding and subtracting signed numbers and complete practice exercises.
AC Voltage Conversion Problems
By John Rosz, Terry Bartelt
Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.
AC Voltage Conversions
In this animated object, learners examine the formulas used to convert peak, RMS, average, and peak-to-peak AC voltages. A brief quiz completes the activity.
Los Números 0-31
Practicing numbers in Spanish
Rounding Decimal Numbers - 2 Choices (Set 1)
You'll determine which of two options is the correct choice for rounding a given number to the nearest tenth, hundredth, or thousandth.
Addition for Kindergarten - Let's Match!
Find the answer!
Creative Commons Attribution-NonCommercial 4.0 International License.
Learn more about the license »