Students answer 10 questions in a sample exam. This exercise covers number systems, number conversion, logic gates, and combinational design. Feedback is provided.

Students answer five questions concerning magnetism.

In this interactive object, learners work 11 problems covering atomic structure, conductors, and insulators.

In this interactive object, learners work 10 problems covering resistors, voltage, and current.

Discover the fascinating intersection of veterinary science and human medicine in this module. "Can Animal Studies Predict Human Results?" Dive into groundbreaking research and ethical debates as we explore how animal testing influences the future of medical breakthroughs by unraveling the complexities of animal and human testing.

A sample exam for DC/AC I, unit # 12 is presented to the students. This unit covers transformers.

Students complete a sample exam for DC/AC I. It provides an overview of the material presented in the course.

In this interactive object, students answer 10 questions covering Ohm's Law and Power Law.

Learners answer eight questions about capacitors. Help pages are available.

In this interactive object, learners answer nine questions about series and parallel circuits. Immediate feedback is provided.

In this interactive object, learners answer nine questions about inductors.

Learners answer six questions about transformers.

Learners answer 14 questions about series-parallel DC circuits.

Atomic weights are used to convert the mass of a sample into the number of moles of the element in the sample and vice versa. Four examples are provided for practice.

The learner reads about the kinds of questions that are most effective to use on student questionnaires evaluating instruction. Generic evaluations are less helpful than evaluations focused on the specific types of instruction and learning expected in a content area. Sample questions are provided.

Learners view a sample of the keystrokes from a TI-35X or 36X calculator that are required to solve for the instantaneous voltage of a charging RC circuit.

Students follow steps to determine the number of inputs that can be driven by a specific IC. A sample problem is given.

Learners examine how to raise a number to a power using the TI-83 Plus calculator. Sample problems are given using both real and complex numbers.

Students read how to determine and calculate the dry density for a given sample of soil or aggregate based on the mass-volume relationship.

Students read how to determine and calculate the dry unit weight for a given sample of soil or aggregate based on the weight-volume relationship.