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






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






3. As pressure increases volume decreases

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4. 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.






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






6. Force = Mass X Acceleration






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






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






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






10. Organelle found in cells of plants and some other organisms that captures the energy from sunlight and convert it into chemical energy






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






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






13. 1. producer 2. primary consumer 3. secondary consumer 4. tertiary consumer 5. decomposer






14. A fairly typical main sequence star.






15. An ion






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






17. Is a change from one state to another without a change in chemical composition.






18. The number of protons a particular type of atom has. The atomic number defines the type of element.






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






20. 1. solid 2. liquid 3. gas






21. The point around which a lever rotates






22. Describes speed and direction






23. A group of subjects upon which a hypothesis is tested.






24. A material that can be separated by physical means into two or more substances.






25. Angiosperms






26. Has the same number of protons and neutrons






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






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

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29. Stored energy






30. 1. gravity 2. magnetism 3. friction (think of a falling sheet of paper vs. a falling book)






31. Are caused by the gravitational pull of the Moon and the Sun on the Earth.






32. Control center of the cell






33. Column






34. Converts energy from food to energy the cell can use






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






36. 1. igneous 2. metamorphic 3. sedimentary






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






38. 1. homeostasis 2. organization 3. metabolism 4. growth 5. adaptation 6. response to stimuli 7. reproduction






39. Cellular division creating diploid cells which are typically capable of beginning the process again.






40. The types of organisms an ecosystem can support is primarily determined by the amount of...






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






42. H2O + CO2 --> CH2O + O2






43. 1. negative charge 2. located in the nucleus 3. mass is about 1/1836th of an AMU






44. 1. temperature (think movement) 2. pressure






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






46. Deoxyribonucleic acid






47. Has a pair of chromosomes






48. Both members of a symbiotic relationship benefit






49. Can occur by chemical means such as acid rain or physical means - such as wind - rain and ice.






50. Duplicates genetic material