Power of the Atom

1. Power of the Atom This is a product of Mr Essex a member of the science department of Dartford Technology College

2. Question 1 • When a neutron hits a Uranium atom it is split into two elements releasing 3 more neutrons. The two new elements formed are ? • Krypton and Barium • Krypton and Beryllium • Krypton and Boron • Krypton and Bromine

3. Question 2 • From Q 1; This in turn causes three more Uranium atoms to split into Barium and Krypton and also release 3 neutrons each this is the start of a ? • Domino rally • Chain reaction • Knock on reaction • Radioactive rally

4. Question 3 • In nuclear power plants the Chain reaction produces lots of energy and is kept safe using ? • Control rods • Control spheres • Damping field • Damping spheres

5. Question 4 • Radio active isotopes are often used in hospitals. What do they use Carbon-13 for ? • To check a patients thyroid gland. • To see brain activity. • To kill cancer cells. • To see broken bones.

6. Question 5 • Uranium can start a chain reaction and without control rods it runs away to produce? • Safe atomic power. • Unsafe atomic power. • Nuclear bomb • TNT explosive

7. Question 6 • An atomic bomb was dropped on a city in Japan on the 6th August 1945 during the second world war. The city is called ? • Hirohito • Hiroshima • Hiragana • Hilo

8. Question 7 • The atomic bomb was equivalent to 18000 tonnes of TNT it killed ? • 7000 people • 70000 people • 700000 people • 7000000 people

9. Question 8 • The atomic reactor in power stations produces the heat to make? • Sugar • Sweets • Steam • Oil

10. Question 9 • Nuclear power station produce three levels of waste, one of which is HLW ? • Hollow layer waste • Highest layer waste • Hollow level waste • High level waste

11. Question 10 • What are the other two types of waste from nuclear reactors? • ILW and LLW • LLW and MLW • MLW and ILW • MLW and SLW

12. Question 11 • Einstein proposed his famous formula E=MC2, what does the E stand for? • Einstein • Escape velocity • Energy • Extra-terrestrial

13. Question 12 • On Earth atomic reactions are called fission reactions this means a large element is split into a smaller on. However stars produce energy by joining smaller elements this is called? • Reverse fission • Joining • Fusion • Anti-matter

14. Question 13 • In suns the atomic reaction involves hydrogen nuclei fusing to form ? • Argon • Lithium • Beryllium • Helium

15. Question 14 • One kilogram of uranium using fission produces how much compared with one kilogram of hydrogen using fusion? • Half • Quarter • Eighth • Sixteenth

16. Question 15 • Static electricity is a build up of negatively charged particles called ? • Protons • Electrons • Neutrons • Negatron's

17. Question 16 • How do we prevent an explosion when filling an aircraft with fuel? • A bonded Earth lead between the fuel tanker and the aircraft. • Only use plastic pipes between the Fuel tanker and aircraft. • Never fill an aircraft with fuel on the ground. • No problem to worry about.

18. Question 17 • The ridges from a burglars finger print can be lifted by an electrostatic machine? • False • True • Never • In the future

19. Question 18 • During normal operation, one of the following would not be found in the core of a nuclear reactor ? • Fuel rods • Control rods • Flames • Superheated water

20. Question 19 • Which part of a nuclear power station is driven by pressurised steam ? • The reactor core • The heat exchanger • The turbine • The generator

21. Question 20 • Which of the following machines does not rely on static electricity to work? • A laser printer • A finger print machine • A Van der Graff generator • A cold fusion reactor

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