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The Nature of Matter

The Nature of Matter. A low pH indicates that a substance is A) a base. B) an acid. C) a carbonate. D) neutral. In order to identify differences between substances we look at density B) texture C) reaction to temperature D) all of the above.

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The Nature of Matter

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  1. The Nature of Matter

  2. A low pH indicates that a substance is A) a base. B) an acid. C) a carbonate. D) neutral.

  3. In order to identify differences between substances we look at • density B) texture C) reaction to temperature D) all of the above

  4. A robot explores a volcanic region and brings back two samples of rock. The rocks are different in size, but have the same density, color, and texture. Which of the following statements is most likely true? ____________________________________ • The rocks are from two different time periods. B) The rocks are from the same location. C) The rocks are made of the same type of minerals. D) The rocks are from two different volcanoes.

  5. John studied four different solids for a science project. He measured the mass and volume of each and recorded the data in the following table. What is the difference in density between the least and the greatest density of the solids listed in the table? A) 8.3 B) 5.2 C) 11.4 D) 16.6

  6. Density equals A) mass times acceleration (m x a) B) mass divided by volume (m / v) C) mass times volume (m x v) D) mass divided by acceleration (m / a)

  7. In which state of matter would you expect to find water at 108°C on Earth? A) liquid B) gas C) plasma D) solid

  8. In which state of matter are the particles likely to be closest together? A) gas B) liquid C) plasma D) solid

  9. On which points on the graph is water increasing in temperature? A) F and G B) G and K C) F, G, H, and K D) F and H

  10. On which points on the graph is the water changing state? A) F and G B) G and K C) F and H D) F, G, H, and K

  11. Which of these is likely to have matter in a plasma state? A) incandescent light B) lightning C) microwave oven D) steam

  12. Which of the following statements is NOT true? A) Gas A had the greatest increase in volume. B) Gas C had the greatest increase in volume. C) Gas B has less volume as it cools. D) The gases all increased in volume.

  13. The amount of energy needed to change a substance from the solid phase to the liquid phase is the . . . A) heat of vaporization. B) melting point. C) kinetic energy. D) heat of fusion.

  14. Which of the liquids in the picture is the most dense? A) Red B) White C) Blue D) Gold Art by David Bamundo

  15. The white liquid is water, with a density of 1gm/cm3. Which of the following could be the density of the blue liquid? A) 1.9 gm/cm3 B) 3.0 gm/cm3 C) 0.7 gm/cm3 D) 1.03 gm/cm3 Art by David Bamundo

  16. 30 cm3 of an unknown substance has a mass of 60 grams. What is the density of the unknown substance? A) 0.5 g/cm3 B) 27 g/cm3 C) 2.0 g/cm3 D) 270g/cm3

  17. What is the volume of water in the graduated cylinder below? A) 6.3 ml B) 6.6 ml C) 7.5 ml D) 6.0 ml

  18. What is the mass represented on the triple beam balance below? A. 733.3 gm B. 373.4 gm C. 373.4 oz D. 773.3 oz

  19. The temperatures of four samples of water are measured to be 14, 27, 32, and 7 degrees Celsius. Which sample has the greatest kinetic energy? • 14 degree Celsius sample B) 27 degree Celsius sample C) 32 degree Celsius sample D) 7 degree Celsius sample

  20. Which of the following has the most molecular motion? ice B) water with ice added C) liquid water D) steam

  21. According to the following table, which of the following is NOT true? A liquid will change to a solid at its freezing point. B) A substance in gas phase always has more kinetic energy than the same substance in a solid phase. C) As temperature increases, a substance will pass from a gas, to a liquid, to a solid. D) Liquid water has a lower temperature than steam.

  22. Which of the following objects is transparent? A) a cement wall B) a windshield C) waxed paper D) the moon

  23. Which of the following statements is true? A: a transparent object allows only white light to pass through it B: a translucent object allows white light to pass through but diffuses it to keep images from being clearly seen through it C: you can clearly see through an opaque object D: a transparent object does not allow white light to pass through it

  24. A piece of printer paper is A) transparent B) translucent C) opaque D) reflective

  25. Michaela is building a new home. She enjoys having a room filled with sunlight, but wants to prevent people from seeing into her office which faces a busy street. Which of the following would be a good option for Michaela? A) Do not place any windows in the walls of her office. B) Use glass that is translucent for the office windows. C) Have lots of transparent windows. D) Use opaque materials instead of window glass.

  26. Which of the following liquids is opaque? A) water B) milk C) lemonade D) tea

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