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CSET Subtest II: Science -Chemistry - Physics - Astronomy

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 city inwhich the prime meridian runs through is at 0 degrees longitude






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






3. The state of matter in which the volume and shape of a substance are fixed. The retain their shape.






4. The process of decomposing a chemical compound by the passage of an electric current.






5. (chemistry) a substance consisting of two or more substances mixed together not in fixed proportions and not with chemical bonding






6. Tending to move toward a center






7. Occurs whent the fission on one atom causes the fission of other atoms






8. The smallest component of an element having the chemical properties of the element






9. Tending to move away from a center toward the perimeter






10. The law that states that for a fixed amount of gas at a constant pressure - the volume of the gas increases as the temperature of the gas increases and the volume of the gas decreases as the temperature of the gas decreases


11. A chemical process in which a compound is broken down and changed into other compounds by taking up the elements of water.






12. A measure of the average energy of motion of the particles in a substance






13. A chemical reaction in which a compound is broken down into simpler compounds or elements.






14. The attraction between molecules that results in the rise of a liquid in small tubes






15. A combination; a mixture of two or more metals






16. (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight






17. The transmission of heat or electricity or sound






18. Mass per unit volume of a substance.






19. The temperature below which a liquid turns into a solid






20. Law stating that strongly charged objects attract or repel other strongly charged objects - while weak objects have a weak effect upon other weak forces






21. Nuetral charge and equal number of protons and electrons






22. A tight group of stars that looks like a ball and contains up to 1 million stars






23. A metric unit of length equal to 1000 meters (or 0.621371 miles)






24. The energy released by a fission or fusion reaction; the binding energy of the atomic nucleus






25. Going from gas to solid Example: dry ice= carbon dioxide Going from solid phase to gas phase






26. A chemical change in which a substance combines with oxygen - as when iron oxidizes - forming rust.






27. The most familiar of all liquids.






28. Earth's axis tilted - causes sunlight to hit at different angles - 21 March - 21 June - 21 September - 21 December


29. An immense cloud of gas (mainly hydrogen) and dust in interstellar space






30. A starlike object that may send out radio waves and other forms of energy






31. An imaginary great circle on the surface of the earth passing through the north and south poles at right angles to the equator






32. Like the sun - these are composed of large masses of hydrogen pulled together by gravity. - form out of interstellar gas clouds - large cold could of H2 molecules and dust collapses and fragments Very far away






33. That which has mass and occupies space






34. A value that indicated the acidity or alkalinity of a solution on a scale of 0-14 - based on the proportion of H+ ions. - p - otential of H- ydrogen






35. The flow of electrons....Direct Current DC flows in one direction and Alternatin Current AC periodically reverses the direction of flow.






36. Nucleus: a very small region near the center of an atom. It contains protons and neutrons - Electrons: negatively charged particles surrounding the nucleus






37. The law that states that for a fixed amount of gas at a constant temperature - the volume of the gas increases as the pressure of the gas decreases and the volume of the gas decreases as the pressure of the gas increases






38. The bending of a light wave at the coundary between two substances.






39. A unit of measurement of electrical power - the rate at which electrical energy is dissipated.






40. The principal that the laws of physics are the same for any tow observers - whatever their relative motion.






41. The intermingling of molecules in gases and liquids as a result of random thermal agitation






42. A heavy odorless colorless gas formed during respiration and by the decomposition of organic substances - CO2






43. A huge group of single stars - star systems - star clusters - dust - and gas bound together by gravity






44. The branch of physics that studies celestial bodies and the universe as a whole






45. 1. Formulate a hypothesis that can be tested empirically. 2. Design the study and collect the data.3. Analyze the data and draw conclusions. 4. Report the findings. It requires observation - conjecture - calculation - prediction and testing.






46. A condition where accelerating forces precisely offset one another.






47. The upward force on an object immersed in a fluid.






48. (astronomy) any of the small solid extraterrestrial bodies that hits the earth's atmosphere






49. A metric unit of capacity equal to the volume of 1 kilogram of pure water at 4 degrees centigrade and 760 mm of mercury (or approximately 1.76 pints)






50. From a body's motion