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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. What is newton's second law?






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






3. What does the empirical formula show?






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






5. What is the doppler equation for wavelength and frequency?






6. What is the magnitude of the electric field produced by a point charge?






7. What color is above 656 nm?






8. The volume of an object is equal to water?






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






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






11. When looking at which combo of acids and bases will result in a solution with pH of 7 what do we look for?






12. What is the net result on a nucleus when you absorb a deuturon and emit a neutron?






13. Terminal voltage is provided to what?






14. 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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15. If any species is gotten rid of when combining two equations of chemical rxns together what can you conclude about those species?






16. When something is falling what is the force acting on it? Thus what would be the work done?

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17. The closer the spacing of the anode wire - the better one can specify what?






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






19. Why are bonds between H and another atom shorter compared to most?






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

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






22. 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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23. Strength of dispersion force increases with what?






24. The visible spectrum ranges from ____ to _____






25. If something is very toxic to a human - what Ksp value should it have for it to be the safest?






26. What direction do gravity and bouyancy work? What direction does water pressure work?






27. What is sublimation?






28. Considering the answer in the last slide - what kind of a solution would have a lower freezing pt?






29. A plane mirror produces an image where?






30. What is conserved in an inellastic collision?






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

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32. Does the temperature of a water bath or amount of water in a water bath determines if a substance melts?






33. What are the three separate module for tensile stress - shear stress - and compression/expansion?

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34. Beta decay is the same as what?






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






36. 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?






37. What happens if an atom undergoes positron decay or electron capture?






38. A pendulum moves under the influence of what?






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






40. 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?






41. What is the principal quantum number (n)?






42. In Bohr model of atom when is energy emitted?






43. Acetic acid is a ______ solvent






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






45. Regarding M(OH)2 and you have solubility (S) - what would the Ksp be?






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






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






48. What is one faraday equal to?






49. Light can be carried along a distance within a transparent material by means of what?






50. What kind of charge is on Al?