Test your basic knowledge |

DSST Physical Sciences2

Subjects : dsst, science
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. Melting occurs at what type of temperature? Why?






2. Why would a solution with unfilled orbitals be responsible for turning a solution a certian color?






3. If you are told to find the maximum number of NiCo3 that can form how do you do that?

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4. Why is it important that the materials used as scintillators are nearly transparent to the wavelength of light they emit?






5. The probability of an X-ray emission event at a given wavelength is measured by what?






6. What is conserved in an inellastic collision?






7. A cmpd with the lowest carbon to oxygen ratio will require how much oxygen for combustion?






8. What is the hybridization of oxygen in water and other oxygens similar to water with two bonds and two lone pairs of electrons?






9. In radioactive decay the atomic number (A) and mass number (Z) must what?






10. What does spatial resolution refer to?






11. A nearsighted person has what type of focal length? Thus what do we do to correct this?






12. The electrical force on a particle depends on what?

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13. The square root of 10^anything is equal to what?






14. What does specific heat of a substance tell you? Thus what does a higher specific heat tell you?






15. What is different between an inclined plane and free fall?






16. The concentration of OH and H30 ions are approximately equal at what pH?






17. What is the amt of energy that a frictional force generates?






18. What is Newton's Universal Law of Gravitation?






19. How do you find moles of a substance when you are given faradays and electrons?






20. If you are given density and volume how do you find mass?






21. The free energy change (G) must be negative when what?






22. If you have a decrease of pressure to which side of the equation is it equilibrium shifted towards? What about if you increase temperature?

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23. How do you find specific gravity of an object?






24. Mechanical waves in a medium fxn to transport what?






25. if lead is successively preciptated as PbSO4 - PbI - and PbCO2 - which is less soluble than which? Thus which anions will be precipitated first?






26. In order to increase the kinetic energy of electrons - they must be what?






27. Kb is the equilibrium constant for what?






28. If you have circuit elements in parallel what is the same across them?






29. In PV=nRT - if temp increases what will happen to volume?






30. How do you find wavelength if you known distance from adjacent crests and troughs?






31. The visible spectrum ranges from ____ to _____






32. So if you are given an equation and it gives you the E^o for both side equations seen in the big equation - what do you do with them?






33. How should the period of a waveform be calculated?






34. How many mL is in one liter?






35. The electrons emitted from cathode are replaced with what?






36. What is the magnetic quantum number?






37. What is the formula for the power supplied by a battery to accelerate an electron beam?






38. How do you balance redox rxns?

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39. The number of incident photons on the cathode affect what?






40. The Ksp for a substance of AaBb is what?






41. What is the law of conservation of linear momentum?






42. If asked which electron configuration of an element is most stable which one do you choose?






43. Heat from friction comes from what?






44. The temperature of a metal will not increase above its melting point until what?






45. F in the Young's modulus equation can also equal what? What is E?

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46. What if the circuit elements are in series?






47. An alpha particle can also be assumed to be what element? What is the mass number of Helium?






48. What energy conversion describes best what takes place in a battery-powered resistive circuit?






49. What are the units of an electric field?






50. The total pressure of a solution is what? Give example.