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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. puzzle piece argument 2. sea floor spreading 3. fossil records






2. Deoxyribonucleic acid






3. Force = Mass X Acceleration






4. 1. prophase 2. metaphase 3. anaphase 4. telophase






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






6. Occur because the shadow of the Earth or the Moon is cast onto the other body.






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






8. Has a pair of chromosomes






9. Are huge clusters of billions of stars






10. By wind which stirs the ocean's surface of great distances.






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






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






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






14. 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.






15. Calories






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






17. 1. the more massive either or both bodies are - the greater the gravitational force between them. 2. the further apart two bodies are - the lesser the gravitational force between them.






18. An atom with an imbalanced charge






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






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






21. Our solar system is made up of numerous bodies which orbit the Sun due to...






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






23. Column






24. As a nebula contracts - the particles collide with colossal force igniting a nuclear reaction and forming a protostar.






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






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






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






28. 1. mutualism 2. parasitism 3. commensalism






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






30. Describes speed and direction






31. Are a progressive disturbance propagated from point to point (with regularity between points)






32. 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.






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






34. Is a substance composed of two or more elements






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






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






37. 1. incline plane2. wheel and axle 3. lever 4. pulley 5. wedge 6. screw






38. As temperature increases volume also increases

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






40. Stores food and other materials needed by the cell






41. Plants response to gravity






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






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






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






45. 1. solid 2. liquid 3. gas






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






47. Grain like organelles that produce proteins






48. Stamen






49. The quantity of substance






50. 1. convergent 2. divergent 3. transform