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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. Equal to the number of protons in the nucleus or electrons in the neutral state of an atom of an element






2. Compounds that reduce the concentration of hydrogen ions in a solution






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






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






5. The lowest temperature theoretically attainable at which the kinetic energy of atoms and molecules is minimal 0 Kelvin or -273.15 Centigrade or -459.67 Fahrenheit






6. The beginning of scientific wisdom. Can it be measured?






7. The frequency of a sound wave






8. The ability to perform work - to move objects.






9. A form of matter that flows - has constant volume - and takes the shape of its container but cannot be compressed.






10. Protons - Neutrons - Electrons






11. The largest heavenly bodies that orbit the sun






12. There are 91






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






14. Nuclear reaction - small element atom fuses to form element with large atoms releasing large amounts of energy - elements coming together to make bigger atoms






15. The science of matter and energy and their interactions.






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






17. Being the most concentrated solution possible at a given temperature






18. Occurs when the Moon happens to lie exactly between the Earth and the Sun - or when the Earth lies exactly between the Sun and the Moon so that all three bodies lie on a straight line.






19. The total range of frequencies for electromagnetic waves - including radio and light waves.






20. The dissolved substance in a solution






21. The spontaneous decay of an atomic nucleus with the emmission of alpha particles - beta particles - or gamma rays.






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






23. Russian chemist who developed a periodic table of the chemical elements and predicted the discovery of several new elements (1834-1907)






24. A subatomic particle with positive charge equal to the negative charge of an electron occuring in the atomic nucleus.






25. Energy stored due to an object's position or arrangement






26. A configuration of stars as seen from the earth






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






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






29. The progression of changes in the moon's appearance during the month - New Moon - Waxing Crescent - First Quarter - Waxing Gibbous - Full Moon - Waning Gibbous - Third Quarter - Waning Crescent






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






31. A particle of light energy






32. Measurement






33. German physicist whose explanation of blackbody radiation in the context of quantized energy emissions initiated quantum theory (1858-1947)






34. The process by which water changes from liquid form to an atmospheric gas






35. The periodic rise and fall of the sea level under the gravitational pull of the moon






36. Mass per unit volume






37. The time required for one half of the atoms of a radioisotope to emit radiation an decay products






38. In order of increasing atomic number in which a pattern of recurring physical and chemical properties is displayed.






39. A proposed scientific explanation for a set of observations






40. Mass per unit volume of a substance.






41. Substances that cannot be split into simpler substances by ordinary chemical means.






42. 237000 miles






43. (physics) electromagnetic radiation that can produce a visual sensation






44. A process in which a substance reacts with oxygen to release heat and light






45. 1. Atoms are divisible 2. An element can have atoms with different masses.






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






47. The most familiar of all liquids.






48. The science of the substances that make up our world.






49. The number of protons establishes this....






50. A cooler darker spot appearing periodically on the sun's photosphere