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Evolutionary tree of mammals
Nature & Environment

Evolutionary tree of mammals

...2 Odd one out - The image below shows models of four mammals: Rhinoceros Whale Elephant Hippopotamus [Described image] Figure 2 Which of these four do you think is the ‘odd one out’? To help you to think about the differences, try answering the following two questions. Note to facilitators if using this as a hands-on activity. This activity is more popular if model...
Level 1: Introductory 5 hrs
Blood and the respiratory system
Science, Maths & Technology

Blood and the respiratory system

...2). Cilia (hair-like organelles) within the nasal mucosa provide a continuous beating movement to move air particles along the nasal cavities, where they are warmed and moistened. This action helps in the detection of smells and traps potentially harmful particles, preventing them from entering the rest of the respiratory system. From the nasal cavities, the air passes to...
Level 2: Intermediate 10 hrs
A short introduction to the English language
Languages

A short introduction to the English language

...2 Now watch the animation below, which gives a concise overview of what language is and what we use if for. While watching, keep an eye out particularly for the different functions or purposes we use language for. Again, type your answer or thoughts into the text box and save your answer to read the comment for this activity. NARRATOR What is language? Language is one of...
Basic science: understanding experiments
Science, Maths & Technology

Basic science: understanding experiments

...2: Unique properties of water: Introduction - JANET Welcome to Week 2. Your experiments so far have shown us two important things-- water can make up a large amount of the content of an everyday food, and water can pass through semipermeable barriers such as cell walls. That means that the water content of, in our case, a cucumber is not necessarily constant over time....
Effective communication in the workplace Badge icon
Money & Business

Effective communication in the workplace

...2: Communication skills: Introduction - Welcome to Week 2. Last week you investigated the theory behind effective communication. This week, you’ll be exploring some of the skills that are essential to achieving it. There are many different communication and interpersonal skills that you can develop and use, but you’ll start by focusing on two of the most important –...
What are waves?
Science, Maths & Technology

What are waves?

...2 Restoring forces - In our stone and water example, the water was initially at rest and at this point the upward and downward forces acting on it were in balance. From Newton’s laws, we know that when the forces are balanced there is no acceleration. However, the impact of the stone disturbs the natural level of the water surface, and because the water is displaced...
Level 1: Introductory 3 hrs
An introduction to artificial intelligence
Education & Development

An introduction to artificial intelligence

...2: left image: *Forzaruvo94, cleared under Attribution-ShareAlike 3.0 Unported license (CC BY-SA 3.0) https://en.wikipedia.org/wiki/Talos#/media/File:Vaso_di_Talos_particolare.JPG right image: Everett Collection Inc / Alamy Stock Photo Figure 3: © Wrightstudio | Dreamstime.com Figure 4: charles taylor / iStock / Getty Images Plus Every effort has been made to contact...
What did Voltaire think about Buddhism?
History & The Arts

What did Voltaire think about Buddhism?

...Enlightenment, serving, for example, as important sources for Denis Diderot and Jean le Rond d’Alembert’s seminalEncyclopédie. The contents of the letters were various, but the Jesuits’ mission being what it was, it is perhaps not surprising that religion figured prominently, with many accounts of what would one day be called Buddhism. Well into the nineteenth century, Europeans divided the population of the world into four......