In this document you'll review photos of different types of drilling tools.

This learning activity describes the abilities of an inductor coil to oppose alternating current and to pass direct current.

In this animated object, learners examine the circuit configuration and operation of a differentiator operational amplifier. A brief quiz completes the activity.

In this animated activity, learners examine the difference between opens and shorts in an electrical circuit. A brief quiz completes the object.

Students read about the ideal versions of the four common filters (low-pass, high-pass, bandpass, and notch), and view graphical representations of the filters' frequency characteristics.

The schematic symbols of logic gates used in digital circuits are shown.

The explanation and use of timing diagrams used in digital electronics to graphically show the operation of various circuits are given.

This learning object shows the symbols used to represent the type of pulse required at the clock input to activate flip-flops.

Students read information about basic logic gates including the gates' names, symbols, Boolean expressions, pronunciations, and truth tables. They then complete a matching exercise.

play the epic baseball game answer questions correctly!!! have fun!

Determine what the word is based off the description of the body cavity.

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