1. Which is hotter....?

2. An 'Anaerobic digester' is a device that uses bacteria to recycle waste and produce what kind of gas?

3. Which of the following would not be found in the nucleus of an atom?

4. Michael Faraday is best known for his work involving........

5. Gunpowder was invented by

6. What famous scientist was awarded the 1921 Nobel Prize in Physics for his work on theoretical physics?

7. Bananas are rich in which substance?

8. Several types of wave are shown below.

Which is the 'odd one out'?

9. What does a chronometer measure?

10. When talking about electricity, what do the letters AC stand for?