Properties of Matter Name: 1. 5. A cube has a volume of 8.0 cm3 and a mass of 21.6 grams. The density of the cube, in grams per cubic centimeter, is best expressed as A. 2. Date: 2.7 B. 2.70 C. 0.37 D. 0.370 0.37 g/cm3 B. 2.7 g/cm3 C. 8.1 g/cm3 6. D. 54 g/cm3 3. 4. To determine the density of an irregularly shaped object, a student immersed the object in 21.2 milliliters of H2 O in a graduated cylinder, causing the level of the H2 O to rise to 27.8 milliliters. If the object had a mass of 22.4 grams, what was the density of the object? A. 27.8 g/mL B. C. 3.0 g/mL D. 3.4 g/mL A. Their shapes stay the same in any container. B. Their shapes change when they are in di erent containers. C. Their volumes stay the same in any container. D. Their volumes change when they are in di erent containers. The solid block shown here has a mass of 146 grams. What is the block's density? A. Which statement correctly describes both gases and liquids? On a warm sunny afternoon, ocean water splashed onto a rock. A short time later, the rock was dry. Which statement best explains what happened to the water on the rock? A. Heat caused the water to become a gas. B. Heat melted the water and it disappeared. C. Salt caused the water to become a gas. D. Salt melted the water and it disappeared. 6.6 g/mL 7. The picture below shows the melting of an ice cube. Which characteristic describes most nonmetals in the solid phase? A. good conductors of electricity B. good conductors of heat C. malleable The ice cube changed because it D. brittle page 1 A. cooled. B. warmed. C. hardened. D. evaporated. 8. A scientist uses an instrument to observe the pattern of molecules in a substance. The picture below shows what the scientist sees. 11. Which of the following shows an example of a chemical change? A. What state of matter is the scientist most likely observing? A. gas B. liquid C. vapor B. D. solid C. 9. 10. The random molecular motion of a substance is greatest when the substance is A. condensed. B. C. frozen. D. a gas. D. a liquid. Which procedure correctly describes materials combining? A. Salt and sand are added to hot water and stirred making a mixture. B. Oil and water are placed in a sealed bottle and shaken making a compound. C. Sugar and water are added to our and cooked in an oven making an element. D. Soil and water are shaken in a container and left to separate forming two elements. page 2 Properties of Matter 12. Which graph best represents the relationship between the density of a substance and its state of matter (phase) for most Earth material, excluding water? 13. A. Matter is made up of smaller particles. Which correctly lists the particles of matter from the smallest to the largest? A. cells, molecules, atoms B. atoms, cells, molecules C. molecules, atoms, cells D. atoms, molecules, cells B. 14. The picture below shows a balloon lled with air. C. A teacher carefully pops the balloon with a pin. The students pick up the pieces of the balloon and compare them. Which of the following properties of the pieces should be most similar? D. 15. page 3 A. color B. shape C. size D. weight Oxygen and iron combine chemically to form rust. Rust is classi ed as which of the following? A. an atom B. a compound C. an element D. a mixture Properties of Matter 16. Which of the following do water (H2 O), rust (Fe2 O3 ), and salt (NaCl) have in common? A. Water, rust, and salt are atoms. B. Water, rust, and salt are mixtures. C. Water, rust, and salt are elements. 20. D. Water, rust, and salt are compounds. Which of these properties changes when the piece of paper is cut as shown above? 17. Which of the following statements describes a di erence between a chemical change and a physical change in a substance? A. A physical change occurs only in elements; a chemical change occurs only in compounds. B. A chemical change occurs only in elements; a physical change occurs only in compounds. C. The result of a physical change is a di erent composition; in a chemical change, the composition remains the same. 21. D. The result of a chemical change is a di erent composition; in a physical change, the composition remains the same. 18. Which shows one example of a physical change and one example of a chemical change? A. boiling water and melting wax B. rusting iron and baking a cake C. dissolving powder and shredding paper 22. D. freezing water and burning coal 19. Which would most likely have a poison warning shown on its container? A. syrup B. C. milk D. drain cleaner A. its color B. its total weight C. its shape D. its state of matter Which of these is a form of matter? A. air B. heat C. light D. magnetism A person is standing on a mountain somewhere on Earth. What is the relationship of the person's mass and weight on the top of the mountain versus at sea level? A. Mass is the same on top of the mountain and at sea level, and weight is slightly less on the mountaintop. B. Weight is the same at both locations and mass is slightly less on the mountaintop. C. Weight and mass are the same on level mountain and at sea level. D. Mass is the same at both locations, and weight is slightly higher on the mountaintop. cooking oil page 4 Properties of Matter 23. Color, odor, density, speci c heat and boiling point are examples of A. chemical properties of matter. B. physical properties of matter. C. physical changes in matter. 24. Sharpening a pencil and tearing paper are examples of physical changes. Which statement describes why these are physical changes? D. chemical changes in matter. A. There is a change in how the objects are used. B. There is a change in the appearance of the objects. C. There is a change in the materials from which the objects are made. D. There is a change in both the appearance of the objects and the materials from which they are made. page 5 Properties of Matter
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