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






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






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






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






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






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






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






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






10. The boiling point of a solution is what type of property? Which means is depends only on what?






11. The force on an electrical charge is what?






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






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






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






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






16. What is usually conserved over oscillation periods?






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






18. What kind of charge is on Al?






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






20. What are the units of an electric field?






21. If the source of sound and the listener are traveling side by side at the same speed - what will the change in freq heard by the listener be?






22. What kind of metals react violently with water?






23. Equivalent mass is what?






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






25. What is conserved in an inellastic collision?






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






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

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






29. Kb is the equilibrium constant for what?






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






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






32. What is the equation for work done?






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






34. What does the empirical formula show?






35. The basicity constant Kb measures what?






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






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






38. 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?






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






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






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






42. The visible spectrum ranges from ____ to _____






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






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






45. What kind of geometry is octahedral?






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

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48. When you are trying to find the buyoancy force of water on a lead object what density do you use in the equation B = pVg? what volume?






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






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