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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. How do you find the equiv capacitance of capacitors in series and parallel? What about if you are trying to find equivalent resistance?






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






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






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






5. Friction is caused by what?






6. Half-sine wave shape is what kind of wavelength with regards to length?






7. What is the spin projection quantum number?






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






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






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






11. What if the circuit elements are in series?






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






13. What kind of charge is on Al?






14. Neither N2 or O2 have a permanent what? What does this mean?






15. If you are given a table of substances and are told to find which two show effect of molecular weight on melting point alone - which two substances should you look for?






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






17. If the standard potential for a rxn is negative when it is being reduced (thus a negative reduction potential) that means that the resulting atom has what?






18. A pendulum moves under the influence of what?






19. What kind of metals react violently with water?






20. Charged particles in motion constitute what? Freely moving charges are deflected by what? The curved path depends on what?






21. Can a charged particle be detected by two anodes?

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






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






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






25. Always remember that velocity has ____ and ____






26. Acetic acid is a ______ solvent






27. What gas is evolved when copper is placed in a nitric acid (HNO3) solution? This is what type of rxn?






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






29. The coefficient of static friction is the ratio of what?






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






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






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






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






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






35. 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?






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






37. How do you find 'g' from Newton's law of gravity?






38. What is Avagadro's number regarding ions/mol?






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






40. When an element decreases its atomic number by one what is emitted?






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






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






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






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






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

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46. What is the unit for Young's Modulus?






47. Beta decay is the emission of what? How do you know what it is the emission of?






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






49. The coefficient of kinetic friction is always lower than what? Therefore what?






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