In this learning activity you'll read the procedures for using the vertical function of an oscilloscope and view illustrations of waveforms.

In this animated and interactive object, learners calculate the area and centroid of a circle.

Students observe the operation of a tri-state buffer used in digital electronics. A brief quiz completes the activity.

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

In this learning activity you'll practice converting from one metric unit to another.

Learners examine how the load resistance connected to the secondary coil of a transformer affects the primary current. A brief quiz completes the activity.

Learners view animations and video clips showing how power is transmitted from one energized coil to another.

Students solve practice problems on voltage, current, and impedance matching. Examples precede the problems.

In this animated object, learners examine how the sensory, motor, mixed, and reflex nerves work in the human body.

Bronfenbrenner theory

kisah tiga ekor ayam

Digestive system

Study Med Terms