1. I am doing a research project on the strength of different batteries. Is there a cheap way to te...(more)
  2. What is the main problem faced by scientists studying the use of nuclear fusion as a source of en...(more)
  3. Do you know of any analysis or test data available to show that aluminum will not spark if struck...(more)
  4. I have a problem with moisture in my apartment. I live in a Caribbean country and am not able to ...(more)
  5. Since hydrogen is being considered for fuel purposes it's minimum ignition energy (m.i.e.) of .02...(more)
  6. I read that to find the efficiency of a fractional distillation column, you can distill a mixture...(more)
  7. In my recent science project, I tried discharging batterys in the freezer, fridge and room. The r...(more)
  8. Hi was always wondering if it is ok to use a higher voltage power supply for a lower voltage devi...(more)
  9. What happens when you use ethanol (unblended) in a standard, unleaded car engine? Will it work? (more)
  10. How does the shape of the fuselage affect the glide distance of an aircraft? What is the best aer...(more)
  11. Since a plane's wing is designed to fly right side up, how does a plane stay up in the air when i...(more)
  12. How do you calculate water flow rate (volume/sec) based on water pressure and hole or pipe size? ...(more)
  13. Electricity. It powers almost all household appliances as well as the complex electronics we rely...(more)
  14. I need to know what happens to wood (softwoods, hardwoods and kiln dried woods) when they are sub...(more)
  15. My question: How will they produce plastics, tires, roads or anything that is made from oil, onc...(more)
  16. How do electric kettles work? (more)
  17. We're doing a study on future transportation at school, KTH in Sweden, and we are really having a...(more)
  18. Can you tell me whether it would be possible to launch a spacecraft into orbit using a giant cata...(more)
  19. I am wondering about the difference between wood bats and aluminum alloy bats; I need a simple wa...(more)
  20. Are there some materials that shrink faster that other materials in cold? If yes, which ones? (more)