Learners work practice problems to calculate the total resistance of a circuit. Feedback is provided.

Learners examine the formulas for calculating work in ft-lb units and power in ft-lb/min. units.

Students read an explanation of the summing amplifier and the formulas for closed-loop gain. An example is given.

In this interactive object, learners examine how hydraulic oil is contaminated, the types of damage contamination can cause, and the methods used to clean the oil.

In this learning activity you'll explore how units in the metric system are related to each other and practice locating measurements on a metric line.

In this animated object, learners observe the voltage on a capacitor at various time constants when it either charges or discharges. Students then answer questions in the categories of Identify, Compare, and Compute.

In this animated object, students view an explanation of how current, voltage, and the charge on a capacitor of a series RC circuit change during five time constants. A short quiz completes the activity.

In this animated object, learners examine how current, voltage and the discharging capacitor of a series RC changes during 5 time constants. A brief quiz completes the activity.

In this animated learning object, students examine current, voltage, and the magnetic field strength of a series RL circuit while it is de-energizing during five time constants. A quiz completes the activity.

A series of 20 questions based on the packet.

Get correct answers for a chance at the board. Can you get the highest score?

Choose a proper approximation expression for the words in brackets

Questions about time and seasons