Cambridge Educational (Firm)

Discusses the cells that make up the human body and their dependence for their well being on complex interactions among the body's systems.

Earth is the only planet known to support life. The primary reason is a mixture of different gases, known as the atmosphere. These gases, along with the sun, warm our planet to an average temperature of 15 degrees Celsius. This delicate process is known as the greenhouse effect. Without it, the sun's energy would escape back into space leaving the earth frozen. In this edition of Science Screen Report, we learn about the earth's atmosphere, climate,...

Provides everything a job seeker needs to know to prepare for any type of job interview, including how to research a general industry, a particular company, or a specific position ; identity the knowledge, skills, and abilities a position requires; relate personal strengths and weaknesses to job opportunities; make pre- and post-interview action plans; generate a list of questions to ask; dress and act appropriately; answer frequently asked questions...

"Today's Library of Congress is not only the repository of the nation's life story, it's arguably the "ultimate museum, " documenting civilizations from around the world. This program immerses viewers in history through a selection of cultural treasures archived among the library's more than 130 million items, including Jefferson's draft of the Declaration of Independence, the maps carried by Lewis and Clark, and the typewritten script of Martin Luther...

This program looks at the production, transportation, and consumption of electricity. Using the Hoover Dam as an example of efficient hydroelectric power generation, this DVD illustrates how transformers raise or lower voltage to manageable levels and how electricity is specifically channeled to illuminate buildings, power devices, and propel vehicles. It also illustrates the difference between alternating and direct current, and explains the differences...

This program examines the basic elements of the scientific method : defining and researching the problem, forming a hypothesis, gathering information through experimentation and obervation, analyzing the data, forming a conclusion, and communication the results.

"John Selvaggio has spent 35 years rising through the ranks to become president of Delta's low-cost carrier Song. Will he be able to cope as he rolls up his sleeves and volunteers to work, once again, on the front line? This video tracks John's trials as a gate agent, flight attendant, baggage handler, and remover of lavatory waste. Exposed to the daily struggles faced by employees on the customer side of the airline industry, he develops a deeper...

Key events leading up to the creation of the Constitution are put into historical perspective with discussion about individuals, political philosophies, and controversial social issues.

Examines the operation of the Judicial Branch and its role in government. Shows how it interprets our laws and how it makes decisions that impact the daily lives of citizens. Also examines how it contributes to the system of checks and balances which prevents any one branch of the U.S. government from becoming too powerful.

Forms part of a series designed to provide an understanding of interdependent biological communities or biomes. Introduces a variety of the world's cold, dry, and treeless tundra biomes. Describes the characteristics of arctic and alpine tundra biomes and their inhabitants, including lichens, lemmings, sedges, snowy owls, dwarf willow bushes, and musk oxen. Examines the adaptations that enable life to exist in places where the temperature can drop...