4.2 Other members of the bear family

Other omnivorous species of bear include the Asian black bear, the North American black bear and the Andean spectacled bear. Although polar bears spend their winters hunting seals out on the Arctic sea-ice, they have to come ashore when the ice melts in spring and find other sources of food.

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Embodied Souls, Ensouled Bodies
Lecture given by Dr Marc Cortez as part of Summer Course 6
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6 Direct heating using geothermal energy

In the same way that waste heat from conventional power stations can be used for direct heating of buildings, and in industrial production and horticulture, low-grade geothermal energy has considerable potential. Many existing developments, such as those in Iceland, use spent fluids from geothermal electricity generation. Areas of natural hot springs are an obvious target, but it is also relatively simple to exploit normal heat flow using either natural groundwater or a variety of heat-exchan
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Embedding enterprise in the curriculum
This presentation discusses the pioneering approach to the embedding of enterprise in the curriculum through people and pedagogy
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http://creativecommons.org/licenses/by-nc-sa/2.0/uk/

Atmosphere
The atmosphere is a critical system that helps to regulate Earth's climate and distribute heat around the globe. In this unit, discover the fundamental processes that cause atmospheric circulation and create climate zones and weather patterns, and learn how carbon cycling between atmosphere, la
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Animal Hearing
How is sound created, and how do animals hear? This video segment explores the nighttime worlds of the desert fox and the barn owl, whose heightened sense of hearing allows them to travel and find food while most other animals lie low and wait for daylight. Footage from NOVA: "Mystery of the Senses: Hearing." (1:40)
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Internet Piracy
How internet piracy harms innovation and ideas about illegal downloads.  Looks at the idea of a piracy tax.  Live action movie of stand-up presentation.    (5:07)
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Native American Storyteller (Rabbit's Short Tail)
This is a video about a traditional Cherokee storyteller telling a Native American legend to children. There are pictures shown of the story and the storyteller is very entertaining to children and adults alike. (04:04)
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Tribute to the Native Americans
This is pictorial tribute to the Native American people. It is a series of slides with Native American music as accompaniment.  (03:06)

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Light Bulb Subtraction - Sesame Street
This short, animated video uses light bulbs to demonstrate subtraction. Light bulbs are taken away one at a time until none are left.
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Minus 1 Subtraction Facts Presented by Sesame Street
A cartoon peacock demonstrates subtraction when he loses tail feathers. He begins with 5 feathers and loses them one by one.  The number sentence presented each time a disaster takes away one of the tail feathers.   
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πού είναι ο άρης (2)π,ι,πι σελ.11

http://taksiasterati.blogspot.gr/

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Communication in health and social care
Whether working with older people, vulnerable children or patients suffering ill health or disability, care providers' ability to communicate is not only useful, but essential. This album provides an invaluable insight into all aspects of communication, with both colleagues and service users. It shows how the difficulties of operating effectively in stressful situations can be overcome and even used as a learning and developmental experience. With contributions from carers and service users, thi
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Except for third party materials and otherwise stated (see http://www.open.ac.uk/conditions terms and conditions), this content is made available under a http://creativecommons.org/licenses/by-nc-sa/2

Subtraction 2
In this video, the instructor uses the Paint Program to review how to subtract numbers visually. The instructor also uses a number line. The video is suitable for elementary students.
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Bubble Gum Subtraction
This animated Sesame Street video uses gumballs to show simple subtraction problems. Different problems are repeated until there are 0 gumballs left. Models counting strategy to find the answer. (1:01)
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Soil Line and Simple Ratio
Soil Line and Simple Ratio - UNSPECIFIED Keywords:UNSPECIFIED
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Open celled aluminium foam produced by infiltration of sintered salt
This is an inexpensive route for the production of open celled foams. It allows a high degree of control over cell size and shape, and results in relatively uniform morphology. The interconnectivity of pores can be controlled by varying the degree of sintering of the precursor.
Author(s): DoITPoMS, University of Cambridge,J A Curran, Depa

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Learning outcomes

After studying this course, you should be able to:

  • develop an appreciation of the huge variety of different mammals that exist on Earth today

  • see how fossil evidence can help us to understand evolutionary history

  • understand how the structure of DNA can help us to detect differences between different species

  • apply the techniques of DNA analysis to work out which mammals are most closely related to each other

  • appreciate t
    Author(s): The Open University

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4.7 Jets

You have seen that two kinds of active galaxies - quasars and radio galaxies - are often seen to possess narrow features called jets projecting up to several hundred kiloparsecs from their nuclei. If these are indeed streams of energetic particles flowing from the central engine, how do they fit with the accretion disc model? How could the jets be produced?

The answers to these questions are not fully resolved, but there are some aspects of the model of the central engine which probably
Author(s): The Open University

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Veterans History Project Congressional Staff Briefing
Staff of the Veterans History Project make their annual briefing to Congressional staff. Speakers included Betsy Peterson, Bob Patrick, Patrick Burns, Florence Champagne, Lloyd Lenhart and Lisa Taylor. For transcript, captions, and more information, visit http://www.loc.gov/today/cyberlc/feature_wdesc.php?rec=6324
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