Learners consider why an impedance matching transformer is needed to connect an antenna to a television.

Learners examine the impedance matching capability of a transformer and how to select the proper turns ratio to achieve this function. A brief quiz completes the activity.

In this learning activity you'll identify correctly formatted MLA citations.

In this interactive object, learners review respiratory system terminology and then match the terms with their definitions in a drag-and-drop exercise.

In this interactive exercise, learners review definitions of 26 terms and then test their knowledge in a matching exercise. Only six terms are included in the quiz; however, if the learner clicks “Restart,” more terms appear in random order.

Learners test their knowledge of fungal diseases by completing six exercises.

Learners complete two exercises. In the first quiz, they divide viruses into two categories: RNA and DNA. They later match each virus with the disease it causes.

Learners match the names of parasitic organisms to the diseases they cause and the modes of transmission.

Learners reinforce the matching concept in accrual basis accounting through a drag-and-drop exercise.

In this drag-and-drop exercise, learners review the names of diagnostic tests and match them with their descriptions and the nursing actions that relate to them.

In this learning activity you'll complete exercises matching possessive pronouns and antecedents.

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

In this learning activity you'll identify identify two-dimensional geometric shapes in a matching exercise.

In this interactive object, learners read an explanation of the electrodes used for welding with the GMAW and FCAW processes. In two matching exercises, students test their knowledge of classification and specification numbers.

In this interactive object, learners view the icons and symbols used most frequently in value steam mapping. A matching activity completes the object.

Users read about how course competencies relate to program outcomes. They listen to the testimonies of three students who describe learning activities that prepared them for the world of work. In a matching exercise, learners distinguish between course competencies and program outcomes.

In this interactive learning object, users examine the role of expectations on students and how teachers communicate their expectations. Users complete a matching activity, watch a view, and evaluate their own teaching methods.

Learners examine the different types of lines used on a P&ID diagram and the types of connections they represent. They test their knowledge in a matching exercise.

Learners follow the path of a carbohydrate food from consumption through digestion to absorption into the bloodstream. In a matching exercise, students identify the main type of carbohydrate found in four different foods.

The learner constructs a nail and identifies the terms relating to the structures of the nail in a matching exercise.