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






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






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






4. Force per unit area






5. 1.25 kg/m^3






6. Net force=0 net torque=0






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






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






9. 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.






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






11. It increases






12. 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.






13. Heat into system - work done by system






14. Net force=0 net torque=0






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

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16. T(C) +273






17. 100 -000 n/m^2






18. Maximum displacement from equilibrium






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






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






21. Time required to complete one cycle






22. The level stays the same






23.






24. Hf






25. Equals total momentum after collision






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






27. Wrote Principia in 1687. Made the 3 laws of mechanics and law of gravity. He also invented calculus.






28. Force per unit area






29. A disturbance that moves through something






30. 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.






31. Number density x temperature






32. Force x lever arm






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






34. The total disorder of an object






35. The total disorder of an object






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






37. Shows in 1905 that newtons laws were not valid for objects moving with speeds near the speed of light.






38. 25%






39. Solids - liquids - gases






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






41. 2 -700 kg/m^3






42. Because nothing stops it






43. Velocity squared / radius






44. A tendency for liquids to resist flowing.






45. Why things move






46. P + density x g h






47. Z+n






48.






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






50. Force x lever arm






Can you answer 50 questions in 15 minutes?



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