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CSET Subject 2: Science

Subjects : cset, 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. 1. temperature (think movement) 2. pressure






2. Both members of a symbiotic relationship benefit






3. Stamen






4. It spreads the work over a greater distance along the planes of the wedge.






5. Describes speed and direction






6. Calories






7. Is the measure of the presence of hydrogen ions in a substance.






8. H2O + CO2 --> CH2O + O2






9. A fairly typical main sequence star.






10. Causes salt to move across a permeable membrane from an area of greater salinity to an area of lesser salinity.






11. Is a change in velocity






12. Is a substance that cannot be separated into simpler substances by chemical means






13. Are affected by the angle from which we view the moon.






14. As temperature increases volume also increases

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15. 1. inner core 2. outer core 3. mantle 4. crust






16. Is a method of separating ions within a substance by passing electrical current through the substance






17. Occurs when light is bent while passing from one medium into another.






18. Plants response to light






19. Occurs when chemical composition of a substance is altered.






20. That matter cannot be created or destroyed; it simply changes form.






21. 1. Law of Inertia 2. Law of Acceleration 3. Law of Reciprocal Actions

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22. A bond in which on atom loses an electron to form a positive ion and the other gains an electron to form a negative ion - creating an electrostatic force which holds them together.






23. The quantity of substance






24. 1. evaporation 2. condensation 3. precipitation 4. infiltration 5. runoff






25. Radioactively decay back into their 'normal' forms over time






26. A change in position






27. The Moon is between the Earth and the Sun.






28. 1. egg 2. tadpole (breathes water) 3. metamorphosis 4. adult frog (breathes air)






29. Caused by the Earth's tilt on its axis. As it revolves arond the Sun - the tilt causes each hemisphere to receive more direct exposure at certain times in its orbit.






30. C14 dating only works on organisms that died less than _____ years ago.






31. As pressure increases volume decreases

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32. Begin as huge clouds of dust and other particles called nebulas.






33. An atom that has a different number of neutrons than its normal amount.






34. Stores food and other materials needed by the cell






35. The time required by half the atoms of a particular substance to disintegrate






36. Matter and energy have the properties of both particles and waves






37. Require a medium and travel much slower than light.






38. Phase where spindle grows and which cuts the cell






39. One member benefits - the other is unaffected.






40. 1. egg 2. larvae 3. pupae/crysalis 4. imago/adult butterfly






41. States that all of the Earth's continents at one time were joined as a single 'super - continent' called Pangaea. Over time - the continents drifted apart.






42. For every action there is an equal and opposite reaction.






43. Is an object's rate of motion = Distance/Time






44. 1. convergent 2. divergent 3. transform






45. This is the motion of objects emitting or reflecting sound waves changing their frequency.






46. Asserts that organisms have changed over time to adapt to the unique and varied demands of their changing environments.

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47. Forms the key building block at an atomic level.






48. Is a system in which small particles are kept dispersed by agitation or molecular motion in the surrounding medium - example: muddy freshwater






49. Deoxyribonucleic acid






50. A group which resembles the experimental group in all other ways - but on which the hypothesis is not tested. In some clinical trials the control group is given a placebo.