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Science Sleuths. Science Inquiry. Science Matters. Science Counts!. Review. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500. In humans, digestion of food is completed in the. Mouth

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  1. Science Sleuths Science Inquiry Science Matters Science Counts! Review 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

  2. In humans, digestion of food is completed in the Mouth Small intestine Large intestine D. stomach

  3. B. Small intestine. Correct!

  4. Rocks that have cooled from the molten state are called Igneous rocks. Sedimentary rocks. Metamorphic rocks. Precipitated rocks.

  5. Igneous rocks Correct!

  6. Which of the following factors most influences the change of seasons? Calendar month Earth’s distance from the sun Angle of the Earth’s axis Radiation of the sun

  7. C. Angle of the Earth’s axis Correct!

  8. A portion of the electromagnetic spectrum that is invisible to the human eye and has the longest wavelength is? Violet. Ultraviolet. Infrared. Green.

  9. C. infrared Correct!

  10. The parts of the atom located outside the nucleus of the atom are the electrons quarks Neutrons protons

  11. electrons Correct!

  12. Which of the properties listed below is a characteristic of a liquid but not of a gas? It has the ability to flow. B. Its molecules are constantly in motion C. It maintains its shape in an open container. D. Its volume varies depending on temperature and pressure.

  13. C. It maintains its shape in an open container. Correct!

  14. When a second light bulb is wired into an electric circuit already containing one light bulb, the first one dims. The light bulbs must be wired in a (an) Series circuit. Parallel circuit. Open circuit. Magnetic circuit.

  15. A. Series circuit. Correct!

  16. What is the likely cause of tectonic plate movement? Gradual shrinking and cooling of the Earth. Convection within the hot interior of the Earth. Ocean currents scraping the Earth’s seafloor. Solar energy heating the Earth’s interior.

  17. B. Convection within the hot interior of the Earth. Correct!

  18. Which of the following is part of the nitrogen cycle? Bacteria fix nitrogen from the air for use by plants. Nitrogen is a product of respiration. Nitrogen is given off during photosynthesis. Green plants take atmospheric nitrogen form the air for food.

  19. A. Bacteria fix nitrogen from the air for use by plants. Correct!

  20. In the design of a scientific experiment, the investigator considers all of the factors that may influence the results and then plans ways to keep these factors constant. In doing so, the investigator is engaging in the scientific process of Collecting data Defining operationally Hypothesizing Manipulating and collecting variables.

  21. D. Manipulating and controlling variables Correct!

  22. A mechanic must move an automobile engine from the shop floor into the engine compartment of the car. Which simple machine would be most useful or appropriate for this task? wheel B. pulley C. Inclined plane D. lever

  23. B. Pulley Correct!

  24. Redfish cannot be taken during certain seasons of the year. This is due to the depletion of the breeding population by Contaminants. over-fishing. C predation. parasitism.

  25. B. Over-fishing Correct!

  26. The major function of animal epithelial (skin) cells is For protective lining. For movement. To transport oxygen. To produce bone.

  27. A. For protective lining. Correct!

  28. Which of the following is a step in sexual reproduction of plants? Rhizome production Spore production Bulb production Pollen production

  29. D. Pollen production Correct!

  30. The aorta is the largest artery in the human body Originating from the left ventricle of the heart and carries blood toward the heart. Originating from the left ventricle of the heart and carries blood away from the heart. Originating from the right ventricle of the heart and eliminates wastes from the body. Is part of the Digestive System and works with veins to carry blood through the body.

  31. B. Originating from the left ventricle of the heart and carries blood away from the heart. Correct!

  32. On a color weather map, a cold front is symbolized by A red line with semi-circles pointed in the direction of the movement. A blue line with triangles pointed in the direction of the movement. Thin black lines circling high an low pressure systems. Green shading over all regions affected by it.

  33. B. A blue line with triangles pointed in the direction of the movement. Correct!

  34. Most of our present knowledge of Mars and Venus has been gained by Earth-bound radar mapping. Earth-bound telescopes. Manned spaceflights. Unmanned spacecraft flights.

  35. D. Unmanned spaceflights Correct!

  36. Photosynthesis is Carbon dioxide + water + sunlight = Glucose + oxygen B. Carbon dioxide + water + sunlight = Glucose C. Oxygen + glucose = carbon dioxide + water + sunlight D. Cellular Respiration

  37. A. Carbon dioxide + water + sunlight = Glucose + oxygen Correct!

  38. A rolling ball will eventually come to a stop. Which of the following things will not influence the motion of a ball? friction time Shape Mass

  39. B. Time Correct!

  40. When using an electromagnet, which of the following energy transformations occurs? Electrical-radiant-chemical Magnetic-electrical-nuclear Chemical-electrical-magnetic Magnetic-chemical-radiant

  41. C. Chemical-electrical-magnetic Correct!

  42. Each living thing in a food chain plays a role in the flow of energy in an ecosystem. In a simple food chain the rabbit eats carrots and a fox eats the rabbit. What is the primary role of the rabbit in the food chain? To form a habitat To find a space to live to be a source of water to be a source of energy

  43. D. To be a source of energy Correct!

  44. Which of the following strategies is best for developing critical thinking? Constructing a cause/effect chart Defining a list of prefixes & suffixes Constructing a KWL chart Writing definitions from a glossary

  45. A. Constructing a cause/effect chart Correct!

  46. A company wants to provide ID cards for its employees. Each identification number will begin with a letter of the alphabet followed by two digits. How many different ID cards can be made? 1872 2106 2340 2600

  47. D. 2600 Correct!

  48. Supplementary angles are angles whose measures have a sum of 90º 360º 180º All angles combined

  49. C. 180º Correct!

  50. Which strategy would be most helpful for students to use to determine word meaning? • paraphrasing • Using context clues • Confirming • predicting

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