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






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






3. What is the equation for work done?






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






5. Pressure in a liquid is proportional to what? So why does this explain why blood pressure is greater in legs?






6. Why does light travel slower in an optically dense medium than through a vacuum?






7. What is usually conserved over oscillation periods?






8. What does spatial resolution refer to?






9. For a given flow rate - the speed of fluid flow is inversely proportional to what?






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






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






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






13. In general what is formed by an acid-base rxn?






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






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






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






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


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






19. What is one faraday equal to?






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


21. What is newton's second law?






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






23. What color is above 656 nm?






24. The basicity constant Kb measures what?






25. How many mL is in one liter?






26. What is sublimation?






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






28. The range of pH in which a color change takes place in a titration depends on what?






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






30. What is the magnetic quantum number?






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






32. The force on an electrical charge is what?






33. Terminal voltage is provided to what?






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






35. Acetic acid is a ______ solvent






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






37. Thus is Zn (which has positive oxidation potential) reacts with HCl - will any rxn take place?






38. What is conserved in an inellastic collision?






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






40. 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?






41. 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?






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






43. 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?






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


45. If temperature arises during a mixture what can you conclude about the enthalpy?






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






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






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






49. A plane mirror produces an image where?






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