My OpenLearn Profile
- Personalise your OpenLearn profile
- Save your favourite content
- Get recognition for your learning
The Sun dominates our lives by defining our day, but how much do you know and understand about it? This free course will help you to explore the workings of what, from Earth, appears to be the brightest star in our universe by looking at its structure and the main processes taking place within it. You will also examine the phenomenon of sun spots.
Course learning outcomes
After studying this course, you should be able to:
- demonstrate knowledge of the electromagnetic spectrum and how it is used to infer properties of sources of radiation
- demonstrate knowledge of the range of sizes, distances and motions of objects in the Universe and how they can be measured
- demonstrate knowledge of the structure of, and the main processes operating in, the Sun
- comprehend concepts lying well outside everyday experience, including those that involve very large and very small distances, times, temperatures and energies, and those that are non-intuitive.
First Published: 09/08/2012
You can start this course right now without signing-up. Click on any of the course content sections below to start at any point in this course.
If you want to be able to track your progress, earn a free Statement of Participation, and access all course quizzes and activities, sign-up.
- Learning outcomes
- 1 Observing the Sun
- 2 Inside the Sun
- 3 Measuring the Sun
- 4 course summary
- 2.6 End-of-course questions
Create an account to get more
Track your progress
Review and track your learning through your OpenLearn Profile.
Statement of Participation
On completion of a course you will earn a Statement of Participation.
Access all course activities
Take course quizzes and access all learning.
Review the course
When you have finished a course leave a review and tell others what you think.
Creative commons: The Open University is proud to release this free course under a Creative Commons licence.
However, any third-party materials featured within it are used with permission and are not ours to give away. These materials are not subject to the Creative Commons licence. See terms and conditions377 and our FAQs378.
Full copyright details can be found in the Acknowledgements section of each week.
For further information, take a look at our frequently asked questions which may give you the support you need.Have a question?
Making the decision to study can be a big step, which is why you'll want a trusted University. The Open University has 50 years’ experience delivering flexible learning and 170,000 students are studying with us right now. Take a look at all Open University courses.
If you are new to University-level study, we offer two introductory routes to our qualifications. You could either choose to start with an Access module, or a module which allows you to count your previous learning towards an Open University qualification. Read our guide on Where to take your learning next for more information.
Every year, thousands of students decide to study with The Open University. With over 120 qualifications, we’ve got the right course for you.
About this free course
8 hours study
Level 1: Introductory
Download this course
Free statement of participation on completion of these courses.