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






2. Cellular division to create sex cells called haploids.






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

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4. When the Moon and the Sun are in alignment we get more extreme tides.






5. An object in motion stays in motion along a straight path unless acted upon by a net external force.






6. 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.






7. Occurs when light returns after bouncing off an object.






8. Stores food and other materials needed by the cell






9. Is something that starts a chemical reaction - such as a spark.






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






11. A change in position






12. Occurs when heat is transferred due to fast moving atoms and molecules colliding with slower ones in a neighboring region.






13. Protects and supports the cell






14. Stamen






15. Energy changes forms but is not created or destroyed.






16. Column






17. Is a homogeneous mixture in which one substance has dissolved into the other - example: salt water






18. Angiosperms






19. Unless an object is moving in a vacuum - the object causes...






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






21. Both members of a symbiotic relationship benefit






22. Force = Mass X Acceleration






23. Anything that has mass and takes up space






24. Thin - flexible barrier around a cell; regulates what enters and leaves the cell






25. The point around which a lever rotates






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






27. Occurs when heat is transmitted in the form of electromagnetic waves.






28. Has the same number of protons and neutrons






29. 1. hair 2. warm - blooded 3. live birth 4. nurses their young






30. A fairly typical main sequence star.






31. Is the particular wavelength of light we observe that is not absorbed by an object.






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






33. One member benefits - the other is unaffected.






34. Material inside the cell membrane -- not including the nucleus






35. 1. mutualism 2. parasitism 3. commensalism






36. Causes beneficial traits to be propagated and detrimental traits to be eliminated.






37. H2O + CO2 --> CH2O + O2






38. Describes speed and direction






39. 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.






40. Cell begins to split






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






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






43. Is the process of storing energy through photosynthesis and later releasing it through respiration.






44. Within compounds - the various atoms making up molecules are held together by...






45. Is a substance composed of two or more elements






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






47. Grain like organelles that produce proteins






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






49. 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.






50. Is a change in velocity