1,157 search results

Migration
Science, Maths & Technology

Migration

...account, explain how natural selection could have caused an increase in beak size in this population of ground finches. The adult survivors of the drought were the ones with the largest beaks because they could still crack large seeds. These birds then mated and because beak size is heritable and is passed on to offspring, the chicks from these birds inherited large beak...
Level 2: Intermediate 8 hrs
Starting with psychology
Health, Sports & Psychology

Starting with psychology

...account. In the last few decades in western societies people have often valued suntanned skin and slimmer builds as this indicates someone has the resources to eat a healthy diet and take part in exercise as well as go on expensive holidays or at least to a tanning salon. Interestingly with the dangers of sun tanning being researched and publicised people with tans or at...
Level 1: Introductory 5 hrs
Blood and the respiratory system
Science, Maths & Technology

Blood and the respiratory system

...accounts for about 21% of the Earth’s atmosphere so the partial pressure of O2 (PO2) in the atmosphere is 0.21 × 760 mmHg = 160 mmHg. CO2 is present only in trace amounts, so the partial pressure of CO2 (PCO2) in the atmosphere is roughly 0.3 mmHg. Question 4 Nitrogen Nitrogen (N2) comprises 78% of the Earth’s atmosphere. What is the partial pressure of nitrogen...
Level 2: Intermediate 10 hrs
Coaching others to coach Badge icon
Health, Sports & Psychology

Coaching others to coach

...accountable for what we agreed. And I really liked that side of Mark. So I chose him as my mentor. And then from there, we just built our relationship. He came into my school. We had our first meeting to just get to know each other. He came with me through the national team that summer with under 16s. It was about four or five years ago Now and he turned up to the first...
Level 2: Intermediate 24 hrs
Everyday English 1
Languages

Everyday English 1

...account. You could be asked by a police officer. You would immediately wonder why they wanted to know and you might be very wary of the answer you give. You would be careful to be accurate about times and places...Speaking and listening: 4.4 Disagreeing - When you feel strongly about something, it can be difficult to keep your cool when stating your views. You need to...
Level 1: Introductory 48 hrs
Introduction to music theory 2: pitch and notation
History & The Arts

Introduction to music theory 2: pitch and notation

...account for the diverse range of musics in the world. Nevertheless, certain broad similarities are shared by many of these musics, including the existence of pitch systems and intervals. This section and those that follow consider the number of pitches in various pitch systems, then the intervals between those pitches, and finally the stability of those pitches and...
Developing good academic practice
Education & Development

Developing good academic practice

...account, including level of study, any previous plagiarism offences and the nature of any apparent collusion. This resource provides guidance on developing academic integrity and helps you to avoid poor academic practice. Universities cannot always distinguish between poor academic practice (accidental plagiarism) and deliberate cheating (plagiarism). The Open University...
Level 2: Intermediate 5 hrs
Learning how to learn
Education & Development

Learning how to learn

...account any awareness you have of your preferred ways of working - your learning skills, styles and strategies. The aim is to help you begin to understand what approach to learning really works best for you, in the context of the course you are currently studying and your personal circumstances. An action plan can be just a list of things to do, a chart giving deadlines,...
Level 1: Introductory 6 hrs