In this interaction the student is presented with 12 questions on vernier caliper parts identification.

Learners identify negative roles, match statements characteristic of each role, and relate how they have handled negative teams.

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.

In this animated activity, learners examine the conversion of electrical energy into an electrostatic charge within the dielectric material of a capacitor.

Learners view the operation of the 7485 integrated circuit magnitude comparator in this animated object. A quiz completes the activity.

In this animated object, learners examine the operation of a multiplexer and the function of the data input and selector lines. A brief quiz completes the activity.

In this animated object, learners examine the operation of a demultiplexer along with the data output and select lines. A brief quiz completes the activity.

In this animated activity, the learner examines how a 74150 IC multiplexer and a 74154 IC demultiplexer work together when their data select lines are connected to the same input devices.

Students read an explanation of the operation of an operational amplifier that functions as a comparator.

arrange the levels from lowest magnitude to highest

Answer trivial questions about Intensity and Magnitude of an Earthquake

Skill Dril