In this learning activity you'll observe the growth of gram negative organisms and determine if they're lactose positive or negative.

In this learning activity you'll calculate problems using the negative both inside and outside of the parenthesis.

As a welder, you'll need to know how to convert between standard and metric measurements. Try this activity to practice converting between these two measurements. A conversion chart is provided to help you complete this work.

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

In this screencast, you'll distinguish the differences between the content message and the relational message.

Learners examine the fundamental operation of a difference operational amplifier. A brief quiz completes the activity.

You'll practice calculating your time with regards to the economic concepts of scarcity and choice and positive vs. normative economics.

In this learning activity you'll differentiate between the five contexts affecting communication.

In this animated object, learners examine the relationship between pressure and temperature in an air conditioning system.

The student takes a quiz on lathe operations between centers.

Learners apply self-speak, evaluate their self-messages, and revise their internal statements with more positive wording.

In this learning activity you'll factor problems using the difference of two perfect squares.

Every speech starts with an outline. Knowing how to write one can make the difference between speech success and speech failure. In this module, we’ll explore what’s involved in creating an outline, demonstrate how to put one together, and give you examples you can use to create your own outline.

Learners read work instructions and view a drawing for turning between centers on a lathe.

Video Overview of turning between centers on a lathe.

In this learning activity you'll practice converting between degree minute second and decimal degree.

In this overview, students examine and identify mannitol positive and mannitol negative bacteria on mannitol salt agar.

In this learning activity you'll review independent and dependent variables and view a demonstration of the positive and negative correlation.

Learners follow steps to convert numbers from Gray code to binary code. They then view steps to change binary values to Gray code numbers.

Learners match diseases with their portals of entry, causative agents, and associated vectors.