Students read the definitions of "raise" and "rise," two verbs that are often confused. They then enter the correct tense of each verb in a variety of sentences.

Learners read how to raise a number to a power using the TI-86 calculator. Examples are given for both real and complex numbers.

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 review the conditions for giving statements of praise in a way that will motivate employees. They then practice writing these kinds of statements.

Learners study the effect that pressure has on boiling temperatures. Once a liquid has reached a full boil, additional heat does not raise the liquid’s temperature; however, pressure can vary the boiling point of a liquid. A brief quiz completes the activity.

In this animated object, learners view molecules as they collide and move between two different solutions. They also observe what happens when the temperature of the solutions is raised or lowered.