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

Learners study the operation of a ladder circuit in which coils on one rung control contacts in other rungs.

Students read step-by-step instructions for determining the square root of a number using the TI-86 calculator.

Students complete 10 practice problems.

Learners read how an inductor opposes a current change when it begins to energize and when it begins to de-energize. A short quiz completes the activity.

In this interactive object, learners examine the neuron pathway into and out of the spinal cord. They complete the activity by testing their knowledge of vocabulary and the location of spinal cord structures.

In this animated object, learners examine the function and location of the motor neurons and the damage that can result when they are injured.

In this animated object, learners examine how the sensory, motor, mixed, and reflex nerves work in the human body.

Students answer five questions concerning magnetism.

Science project

Answer questions about Newton's three laws. Don't miss the bonus two about magnetism.

Inspired by the game "Who wants to be a billionaire". Composed of 10 questions and in each question there are added trivias or facts related to the topic.

Vocabulary referring to Newton's Laws