Across
- 1. The process of joining two atomic nuclei to form a heavier one, releasing energy.
- 4. A person who studies or is an expert in natural or physical sciences.
- 6. The head of state of the USA that Taylor met.
- 7. A place where Taylor built his reactor.
- 9. SECURITY The organization in the USA that is responsible for safety (two words).
- 10. A thing made or adapted for a particular purpose, especially a piece of mechanical or electronic equipment.
- 11. To make practical and effective use of something.
- 12. The force that attracts a body towards the centre of the earth.
Down
- 2. A different form of an element with the same protons but different neutrons.
- 3. To put together parts of a machine or device.
- 5. PHYSICS The type of physics that studies the nucleus of an atom (two words).
- 8. The scientific study of the structure of substances and how they react with each other.