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. In a galvanic and electrolytic cell - reduction of an ion occurs where? Oxidation of an ion occurs where?






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






3. Friction is caused by what?






4. Equivalent mass is what?






5. What is the angular momentum quantum number (l)? It is the same as what? What does an S orbital appear to look like? What would it's (l) be?






6. An oxidation-reduction rxn that occurs spontaneously has what kind of E^o for the cell?






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






8. What is the equation for pressure?






9. When a falling mass is at terminal speed - what is the power expended by the air resistance?






10. If the equation says that the E^o has (-) voltage when being reduced - but it is being oxidized in the problem - what does the voltage then become?






11. What type of acid and base would produce a pH closest to 7?






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






13. If you have an alcohol with OH on the end and then another cmpd with an O in the middle but no H - what is different between the bonds they can make with water?

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






15. Acetic acid is a ______ solvent






16. What is the equation for bouyant force? What is p?






17. What kind of metals react violently with water?






18. What is the relationship between P and n in PV=nRT?






19. How do the final velocities differ if a sphere is dropped from a distance rather than rolled down an inclined plane?






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






21. What happens to the atomic number and atomic mass of an element that go under Beta decay or positron emission?






22. Always remember that velocity has ____ and ____






23. What is usually conserved over oscillation periods?






24. What do electrolytic techniques involve?






25. Kb is the equilibrium constant for what?






26. Hydrogen has what kind of standard oxidation or reduction potential?






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






28. A plane mirror produces an image where?






29. In a healthy person standing at rest - a comparison of arterial blood pressure measured in the arm with that in the leg - shows what about the differences between these pressures?






30. 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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31. If both weight and bouyant force are dependent on g - that makes g independent of what?






32. Terminal voltage is provided to what?






33. How do you find length of time something is in flight? How do you find distance it traveled?






34. When does red litmus paper turn blue?






35. In a rxn - how do you figure out which atom has the highest electron affinity?






36. When you are trying to calculate a galvanic cell's emf - what do you look at?






37. What happens to a negatively charged particle put between two parallel plates?






38. How do you find what is the limiting reagent? You can then use the moles of the limiting reagent to calculate what?






39. In order to guarantee a non-zero spin how many electrons are needed?






40. The equivalence pt is what part of the titration curve? Thus looking at the range of change between the pH values along this part of the graph can tell you what?

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41. Young's modulus is a ________ for a material. What is it's ratio? What would a graph of it look like?






42. What is the equation for work done?






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






44. Melting occurs at what type of temperature? Why?






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






46. Nuclear masses can be approximated from what?

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47. So if you have a voltage of 1/4V it will be reduced by what? Thus what will be the equation for the terminal voltage?






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






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






50. What color is above 656 nm?