## Activity 24

For each of the following calculations make suitable rough estimates before doing the calculation on your calculator and check the result.

• (a) 22.12 Ã· 4.12

Author(s): The Open University

Battlefield: The Battle of Midway (3/12)
In June 1942, the most decisive naval battle of WWII was fought between the United States of America and the Japanese empire. Waged entirely of aircraft carriers, hundreds of miles apart, the Battle of Midway was the first major fleet encounter in which the ships on each side never came within visual range of enemy vessels. Victory or defeat depended not on the big guns of battleships, but on the carrier born bombers and torpedo bombers flying over vast tracks of ocean to seek and destroy their
Author(s): No creator set

â€ƒ

## Study another free course

There are more thanÂ 800 coursesÂ on OpenLearnÂ for you to
Author(s): The Open University

Out For Shopping: Understanding Linear Data Structures
This lesson is designed for students just learning about data structures and teaches them by relating the topic to real life situations and implementing it in many scenarios where there is a need for data storage. Here the process of shopping is used to illustrate the several examples of linear data structures under discussion. This real life experience of shopping illuminates many problems where data needs to be stored in different containers. The lesson will help programming students have a ba
Author(s): No creator set

Darkness and Sound
00:01:23

Author(s): No creator set

Just how significant was the summit between North and South Korea? Also, French President Emmanuel Macron woos Washington. And the #MeToo movement gains momentum in Japan. Christopher Lockwood hosts

Author(s): No creator set

[Learn French] [Conjugaison] Comprendre
This video (15:17) gives several conjugations of the word: comprendre (to understand). After the native speaker says each phrase one time, he says "Repetez", allowing the viewer to repeat the phrase. Good for beginning French language-learners or for review.
Author(s): No creator set

Westward Expansion Overview
A two minute video from the viewpoint of a pioneering family. Lacks insights and the ending is questionable as to merit.
Author(s): No creator set

Many people say that speaking in public is one of the most nerve-racking things they have to do. Here are a few techniques to help you control your nerves.Â  First, be prepared; the more prepared you are the less nervous you will be.Â  Next, stretch on your neck and arms.Â  Third, do lips and jaw exercises; these will help you relax.Â  And lastly, focus on the audience.Â  Public speaking is a great activity for kids of all ages.Â  Thi
Author(s): No creator set

The following examples give a taste of what is now making the transition from research laboratories into commercial products. Large hierarchical information structures are extremely common, whether in libraries, organisational charts or websites. Displaying such large structures is a challenge, and since the user soon runs out of screen space, navigating them can be tedious. Screen 7 shows a system that uses animation and carefully designed graphical effects to give the impression of manipula
Author(s): The Open University

This unit examines â€˜Scotlandâ€™. Having enjoyed political independence until 1707, the survival of many of Scotland's institutions â€“ notably its systems of law, religion and education â€“ after Union with England contributed to the preservation of its singular identity. The different way in which Scotland was incorporated into the UK, through a monarchical take-over rather than by conquest (as was the case in Wales and Ireland), may account for the lesser impact the development of the UK
Author(s): The Open University

This section is fairly long, but is best read in one go. If you run out of time, reschedule your study to allow you to start again from here.

Thin layers of material are added to the surface by a variety of means, depending on the material to be deposited, and what is already on the wafer.

The sensor starts off, as so many microsensors do, with a silicon wafer, shown in cross section in Author(s): The Open University

The Republican party is organised around one man. Our cover story explains why Donald Trumpâ€™s takeover of the GOP is dangerous. Plus, the psychologist Steven Pinker launches our Open Future season with his case for radical optimism. And the cities where licence plates are more expensive than cars. Anne McElvoy hosts

Author(s): No creator set

In recent years many psychologists have become interested in language as an important human â€˜productâ€™ (the symbolic data described in Section 2.3 above). There are various ways in which psychologists analyse conversations, data from interviews and written texts. One of the most popular methods is content analysis
Author(s): The Open University

Celebrations in Damascus as captive nuns return
March 10 - A church service in Damascus celebrates release of captive nuns. Deborah Lutterbeck reports. Subscribe: http://smarturl.it/reuterssubscribe More Breaking News: http://smarturl.it/BreakingNews Reuters tells the world's stories like no one else. As the largest international multimedia news provider, Reuters provides coverage around the globe and across topics including business, financial, national, and international news. For over 160 years, Reuters has maintained its reputation for
Author(s): No creator set

After studying this course, you should be able to:

• explore the relationship between sport and the media and understand that this is a social relationship

• understand how sport is part of wider cultural relations and, especially of popular culture

• look at how the media create sporting heroes through the stories they tell.

Author(s): The Open University