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






2. Pulls apart into two separate cells






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






4. Is a system in which small particles are kept dispersed by agitation or molecular motion in the surrounding medium - example: muddy freshwater






5. 1. neutral charge 2. located in the nucleus 3. mass is 1 AMU






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






7. Asserts that organisms have changed over time to adapt to the unique and varied demands of their changing environments.

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8. One member of a symbiotic relationship benefit.






9. Occurs when chemical composition of a substance is altered.






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






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






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






13. The Moon is between the Earth and the Sun.






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






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






16. Energy in motion






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






18. Matter and energy have the properties of both particles and waves






19. Calories






20. Is a change in velocity






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






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






23. 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.






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






25. Force = Mass X Acceleration






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






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






28. It spreads the work over a greater distance along the planes of the wedge.






29. Is a substance that cannot be separated into simpler substances by chemical means






30. Stored energy






31. Cellular division to create sex cells called haploids.






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






33. A group which resembles the experimental group in all other ways - but on which the hypothesis is not tested. In some clinical trials the control group is given a placebo.






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






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






36. When the Moon or the Sun are pulling at perpendicular angles we get less extreme tides.






37. 1. convergent 2. divergent 3. transform






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






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






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






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






42. Are affected by the angle from which we view the moon.






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






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






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






46. Plants response to gravity






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






48. A change in position






49. A bond formed when atoms share one or more of their valence electrons.






50. Grain like organelles that produce proteins