Test your basic knowledge |

Everyday Physics

Subjects : science, literacy
Instructions:
  • Answer 50 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. Why things move






2. The total force (positive and negative) acting upon an object






3. The first to do experimental studies of the laws of motion and was Imprisoned by Pope Urban VIII in 1633 for advocating the Copernican theory - also know as the heliocentric theory - that the earth was a planet revolving around the sun.






4. 9/5T(C)+32






5. If energy is transferred and the internal energy of system B decreases by some amount then the internal energy of system A must incrase by the same amount.






6. Mass x velocity






7. T^4






8. P(P2-P1)D^4/128Ln n=fluid's viscosity






9. Because nothing stops it






10. 25%






11. The study of heat and its transformation into mechanical energy






12. A disturbance that propagates through a medium






13. Pressure x area






14. Mass x gravity






15. 100 -000 n/m^2






16.






17. 5/9 [T(F)-32]






18. Initial velocity= the square root of 2gh






19. Z+n






20. Analized brahe's data and verified the heliocentric theory. These regularities are known as Helpers Laws of Planetary motion.






21. 2p x square root L/g






22.






23. New theory that explained behavior at the atomic level






24. Kg/m^3






25. Sounds above 20 -000 Hz






26. The efficiency with which an object emits thermal radiation. Is a number between 0 and 1. A good emitter has an e close to 1.






27. Pascal (Pa) or pounds per square inch (psi)






28. V1 x A1=v2 x A2






29. Heat is carried from place to place by the bulk movement of either liquids or gasses






30. Wavelength x frequency






31. 11 -000 kg/m^3






32. Speed of light / wavelength






33. If energy is transferred and the internal energy of system B decreases by some amount then the internal energy of system A must incrase by the same amount.






34. 5/9 [T(F)-32]






35. Are wider at the base (which lowers their center of gravity)






36. T=2p square root m/k frequency= square root k/m;/2p






37. 10 m/s^2






38. Heat into system - work done by system






39. 9/5T(C)+32






40.






41. The amount of heat that is required to raise the temperature of one g of a substance by 1 degree C.






42. Force x lever arm






43. Initial velocity = acceleration x time






44. Equals total momentum after collision






45. Heat Q= mass of sample x specific heat x temp change






46. The energy that flows from one system to another because of their temperature difference.






47. Rod with forces applied at opposite ends in the same direction






48. The heat transfer by electromagnetic waves - thermal light waves






49. Fbottom=Ftop+mg where mg is the weight of the volume






50. Solids - liquids - gases