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






2. 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?






3. Isotopes have diff number of ______ but same what?






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






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






6. 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?






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






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






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






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






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






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






13. What do electrolytic techniques involve?






14. The total pressure of a solution is what? Give example.






15. If melting pt of a substance is 80 degrees - then what is the diff in time the substance melts when it is either placed in 100 degree test tube and 90 degree test tube?






16. The basicity constant Kb measures what?






17. 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?






18. As a balloon rises in a tank of water what happens to the temperature inside it? Why would this happen?






19. Terminal voltage is provided to what?






20. What is the spin projection quantum number?






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






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






23. When does red litmus paper turn blue?






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






25. How do you balance redox rxns?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


26. What color is above 656 nm?






27. The electrical force on a particle depends on what?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


28. What is the doppler equation for wavelength and frequency?






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






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






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 number of incident photons on the cathode affect what?






33. 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?






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






35. What does the empirical formula show?






36. How many mL is in one liter?






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






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






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






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






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






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






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






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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


45. Kb is the equilibrium constant for what?






46. 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?






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






48. What is the equation for work done?






49. Friction is caused by what?






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