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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. The capacity to work






2. Deoxyribonucleic acid






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






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






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






6. 1. solid 2. liquid 3. gas






7. Occurs when cooler portions of a liquid or gas flow in to take the place of hotter - rising portions.






8. The quantity of substance






9. Spiral disk with several long arms.






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






11. 1. by row 2. atomic number and mass increase as you move left to right and top to bottom






12. 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.






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






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






15. Has a pair of chromosomes






16. 1. kingdom 2. phylum 3. class 4. order 5. family 6. genus 7. species






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






18. The point around which a lever rotates






19. A fairly typical main sequence star.






20. Angiosperms






21. 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.






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






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






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






25. Grain like organelles that produce proteins






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






27. The measure of the kinetic energy in a substance's molecules. Simply - temperature is atomic motion.






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






29. The amount of matter that makes up an atom. You can estimate an atom's atomic mass by adding up the total number of protons and neutrons.






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






31. 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.






32. The Moon and the Sun are on opposite sides of the Earth.






33. 1. positive charge 2. located in nucleus 3. mass is 1 AMU






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






35. 1. State the problem. 2. Form a hypothesis. 3. Observe and experiment. 4. Interpret the data. 5. Draw conclusions.






36. 1. igneous 2. metamorphic 3. sedimentary






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






38. Column






39. As pressure increases volume decreases

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






41. Subatomic particles including: 1. protons 2. neutrons 3. electrons






42. That space and time are relative - not absolute concepts






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






44. As temperature increases volume also increases

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45. Stores food and other materials needed by the cell






46. Refers to the vast periods of time over which the Earth changes.






47. Pulls apart into two separate cells






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






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






50. Plants response to gravity







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Can you answer 50 questions in 15 minutes?


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