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. Can a charged particle be detected by two anodes?

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2. Acetic acid is a ______ solvent






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






4. 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?






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






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






7. What happens to a negatively charged particle put between two parallel plates?






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






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






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






11. How would you find rate of rxn from pH 1 to pH2?






12. What kind of charge is on Al?






13. What is the magnetic quantum number?






14. What is sublimation?






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






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






17. What is the equation for pressure?






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






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






20. How do you figure out the literature Ksp value of a compound?






21. If you have longer wavelengths how is their freq and energy compared to shorter wavelengths?






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






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






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






25. What is the spin projection quantum number?






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






27. How do you find specific gravity of an object?






28. 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?






29. In PV=nRT - if temp increases what will happen to volume?






30. What would the force be of a block on a pulley? What would be its displacement?

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31. What kind of metals react violently with water?






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

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34. What color is above 656 nm?






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






36. Nuclear masses can be approximated from what?

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37. 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?






38. What is a metathesis rxn?






39. What is the equation for a period (T)? What is the equation for angular velocity?






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






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






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






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






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

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45. What is usually conserved over oscillation periods?






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






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






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






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






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