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. 25%






2. The level stays the same






3. Time= the square root of 2 x height / acceleration due to gravity






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






5. The center of an object






6. Decreases






7. 11 -000 kg/m^3






8. It increases






9. Distance traveled / time






10. The sum of the energy of all the molecules in the system






11. Sounds above 20 -000 Hz






12. Because nothing stops it






13. You can't get more work out than the energy you put in






14. Compiled the first detailed observational data on planetary motion (mars) - without a telescope.






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






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






17. If the temperature of system A is less then the temperature of system B then heat flows from B to A (hot to cold)






18. Mass x velocity






19. V1 x A1=v2 x A2






20. Believed that the natural state of objects was to be at rest






21. C / f






22. Hf






23. The center of an object






24. Time required to complete one cycle






25. Fbottom-Ftop=mg=(density x vol) x g






26. Because nothing stops it






27. 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.






28. T^4






29. P + density x g h






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






31. Force per unit area






32. You cant get as much out as you put in






33. 9/5T(C)+32






34. P x u x A






35. Why things move






36. Rod with forces applied at opposite ends in opposite directions






37. Mass x specific heat x temperature change






38. An object that is thrown or struck or shot and then travels under the influence of gravity






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






40. Heat is transferred directly through a material with no bulk movement of material






41. Pressure x area






42. The total disorder of an object






43. Current x voltage energy/time (joules per second)






44. C / f






45. 10 m/s^2






46. Tube cross section area A - flow speed u vfr= u x A (m/s x m^2)






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






48. Wavelength x frequency






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






50. Solids - liquids - gases