1) The particles move the most in the solid state. a) True b) False 2) In the gas state, the particles are mostly touching but arranged in a random way. a) True b) False 3) Liquids are hard to compress because the particles are already touching each other. a) True b) False 4) The best explanation for the following statement: Gases fill the whole container. a) There are spaces between the particles. b) The particles move around c) The particles are moving freely in all directions. 5) The best explanation for the following statement:  Liquids can be poured. a) The particles are held together strongly. b) The particles are held together weakly. c) The particles slide over each other. 6) Which of the following statements is TRUE about the particle movement in a gas compared to a solid? a) Gas particles are more tightly packed b) Solid particles have more energy c) Gas particles move more freely d) Solid particles have less space between them 7) Which of the following is a physical property of a gas? a) can flow b) has a fixed shape c) cannot be compressed d) has a fixed volume 8) Iron and copper are two different substances that have the same particle size. Explain why a screw made of iron is heavier than a screw made of copper. a) Particles in an iron screw are smaller than in a copper screw. b) Particles in an iron screw are heavier than particles in a copper screw. c) Particles in an iron screw are held together more strongly than the particles in a copper screw. d) Particles in an iron screw are less separated than particles in a copper screw. 9) A grade 6 student fills a syringe with liquid and then places a 200 g load on the syringe's piston. Which diagram, A or B  shows what happens after the load is added.   a) A b) B 10) The particles move around randomly sliding over each other in ..... a) solids only b) liquids only c) gases only d) both liquids and gases 11) The particles hold together strongly in.... a) solids only b) liquids only c) both liquids and solids d) both liquids and gases 12) Hydrogen is a gas. It can be compressed and stored in a cylinder. Which of the following expalins why hydrogen can be easily compressed? Choose one answer. a) The particles in hydrogen can slide over each other. b) The particles in hydrogen are far apart and can be pushed together. c) The particles in hydrogen can get smaller when compressed. d) The particles in hydrogen can move freely in every direction. 13) Put the different states of matter into an order according to the strength of attraction between their particles. Start with the state with the weakest attraction. a) solid- liquid- gas b) liquid - gas - solid c) gas- liquid - solid d) gas - solid - liquid 14) Iron is a strong metal. Which of the following explain why molten iron flows? a) The particles in molten iron are moving randomly and sliding over each other. b) The particles in molten iron are held together weakly. c) The particles in molten iron vibrate on the spot. d) The particles in molten iron are far apart and can move freely. 15) The shape of a substance in the liquid or gas state depends on the shape of the container it is in because..... a) The particles touch each other b) The particles move around c) The particles are in fixed positions

Chemistry: First Month Assessment Review

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