Learners examine devices that are used to protect a motor from damage, such as fuses, overload heaters, and thermal protectors. A quiz completes the activity.
Inductors in Parallel
By Patrick Hoppe
Learners examine the process for determining the total inductance of a parallel circuit. They then complete practice problems.
The Hydraulic System
By Terry Bartelt
Examine the components of a hydraulic system.
Pneumatic Air Leaks
By Terry Bartelt, Stephen Schneider
In this animated object, learners examine the causes of air leaks and read how to repair them. The object includes audio.
Transistor DC Analysis Practice Problems: Circuit #5
Learners analyze an emitter-biased npn transistor circuit. A "help" screen is available.
The Two-Neuron Knee-Jerk Reflex Arc
By Barbara Liang
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.
The Upper and Lower Motor Neurons
In this animated object, learners examine the function and location of the motor neurons and the damage that can result when they are injured.
By Eileen Bouchard
In this animated object, learners examine how the sensory, motor, mixed, and reflex nerves work in the human body.
The Hydrogen Bond
In this animated object, learners examine the properties of the hydrogen bond and how the bond changes when hair is shampooed or styled.
In this learning activity you'll explore how a fuse de-energizes a parallel circuit when too many lamps are connected to a power outlet.
Ch. 7 Review, Energy
Energy & Thermal/Heat Energy Review
Spin the Wheel to win
How to Spend Online
Facts on E commerce and how to be safeguarded.
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