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. What does spatial resolution refer to?






2. 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?






3. Terminal voltage is provided to what?






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






5. Acetic acid is a ______ solvent






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






7. What if the circuit elements are in series?






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

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9. The phase difference corresponding to a half wave is what? When do you get destructive interference?






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

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11. What are the units of an electric field?






12. Heat from friction comes from what?






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






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






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






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






17. 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?






18. A saturated solution of KNO3 means what? If you add salt that has any of these two ions what will happen? What is this called?






19. Friction is caused by what?






20. The free energy change (G) must be negative when what?






21. How many mL is in one liter?






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






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






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






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






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






27. Beta decay is the same as what?






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






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






30. What is the equation for pressure?






31. What is the magnetic quantum number?






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






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






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






35. Nuclear masses can be approximated from what?

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36. 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?






37. At the moment of explosion of an object - what is its momementum? Why? After an explosion what is the total momentum carried by all the fragments?






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






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






40. What kind of geometry is octahedral?






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






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






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






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






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






46. 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?






47. 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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48. What is conserved in an inellastic collision?






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






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