1. The atom is made of   Positrons, Neutrons and Electrons   Protons, Neutrons and Electrons   Protons and Quarks   Neutrinos, Gamma Rays and Positrons   Hint Half-n-half Clue   2. How many planets are there in our solar system?   8   9   10   12   Half-n-half Clue   3. Which rare element would you associate with Marie and Pierre Curie?   Platinum   Uranium   Radium   Gold   Half-n-half Clue   4. Which of the following is necessary for burning (combustion)?   Oxygen   Carbon   Petrol   Nitrogen   Half-n-half Clue   5. The three states of matter are solid, liquid and gas.   True   False   6. What is the name given to molten rocks erupted by a volcano?   Crater   Geyser   Lava   Firestone   Half-n-half Clue   7. What is the total number of bones in the human body?   32   196   206   512   Half-n-half Clue