Test your basic knowledge |

Subject : science
Instructions:
  • Answer 37 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A liquid metal






2. When they can't afford diamonds - prospective husbands might buy their fiancees stones made of this element (and probably live to regret it later)






3. ______________________ was the first element found to be radioactive






4. A radioactive gas that sometimes seeps through basement floors and accumulates in poorly ventilated houses






5. A shiny metal used on automobile bodies - especially the trim






6. The element that is in the gas with the rotten egg smell






7. Metal used as a filament in light bulbs






8. Many people believe that getting too much salt is bad for you because salt contains






9. Deep blue glass often contains this element






10. A favorite poison of mystery writers.






11. An essential component of computer chips and glass. It's also what most beach sand is made of and is the most abundant element on earth






12. Contained in toothpastes and town drinking waters






13. Those painfully bright headlights can contain this gas.






14. Until the recent discovery of a new planet (or even planets) in our solar system - this element was named after the farthest known planet (or closest dwarf planet) from the sun...






15. The metal the Statue of Liberty is made of...






16. Radioactive element contained in smoke detectors






17. Pencil lead is mostly ...






18. People who don't get enough of this metal can suffer from anemia.






19. A flammable gas that used to be used in blimps (and was contained in the Hindenberg - which caught fire while trying to land in New Jersey over 75 years ago.)






20. Some medical reports suggest that taking this element helps prevent colds






21. Nickels - dimes - and quarters are now made of copper and nickel - but before that they were all made of ...






22. Before there was aluminum foil there was ______________ foil.






23. Marie Curie found this element that used to be used to make watch and clock dials glow in the dark. ________________________






24. Added to town drinking water (and swimming pools) to kill bacteria






25. Found in Pepto-Bismol and makes it pink






26. A gaseous element used in brightly colored electric signs






27. 1% of air is this gaseous element






28. 78% of air is this gas






29. When dissolved in alcohol - this is used to disinfect cuts






30. What the state capitol dome is covered in. _________






31. This element is widely used in matches and fertilizers.






32. A metal that is used in car batteries and as a solder to join pipes - and once was contained in paint and gasoline - is a health hazard for people (especially young children) who ingest it.






33. As far as credit cards go - this is more precious than gold or silver






34. For some reason - everyone seems to know that bananas are rich in...






35. The nonflammable gas that was used to replace hydrogen in blimps






36. Given the name of the coin - it's surprising that only 25% of it is this element






37. When this element is burned in a flame - the color is a deep red - just like the gemstone it's named after







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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