P2f Exploring Our Solar System

You need to be able to:

• Describe the structure of the universe and explain how planets stay in orbit
• Explain what a light year is and why we use it
• Compare and contrast manned and unmanned spacecraft (resources required, difficulties, how information is got back to Earth, advantages and disadvantages)

1. Notes from BBC Bitesize (5 pages)
2. Scale of the Universe interactive - needs flash
3. Light year notes and questions