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. 10 m/s^2






2. Not easy to knock over






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






4. P x u x A






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






6. 10 m/s^2






7. Force per unit area






8. Initial velocity = acceleration x time






9. Initial velocity= the square root of 2gh






10. Distance traveled / time






11. Fluid flow velocity=u - fluid density=p (rho) - fluid pressure=P P +


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






13. ?






14. Equals total momentum after collision






15. 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.






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






17. The level stays the same






18. Wavelength x frequency






19. If the CG is above the edge - the object will not fall






20. P + density x g h






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






22. Gallons per minute (gpm) - liters/s - cubic feet per minute (cfm) or m^3/s






23. 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.






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






25. The combination of force and point of application






26. 1 / period (time)






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






28. It increases






29. Force x lever arm






30. 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.






31. It increases






32. A tendency for liquids to resist flowing.






33. Mass x gravity






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






35. Change in velocity / time






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






37. A disturbance that propagates through a medium






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






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






40. Kg/m^3






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






42. Net force=0 net torque=0






43. The heat needed to raise the temperature of 1 pound of water by 1 degree F






44. Time required to complete one cycle






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






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






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






48. The total disorder of an object






49. 1 -000 kg/m^3






50. Decreases