1) _____________ is a physical combination of 2 or more substances that blend together without forming a new substance. a) Mixture b) Elements c) Compound 2) ______________is a chemical combination of two or more elements forming a new substance. a) Mixture b) Elements c) Compound 3) ________________ mixture contains distinct substances that are physically and often visibly separate. a) Homogeneous b) Heterogeneous 4) _________ mixture is a combination of two or more substances that are evenly distributed, appearing as a single substance with a uniform composition throughout its entire mass. a) Homogeneous b) Heterogeneous 5) A _________ is a heterogeneous mixture made of parts that separate upon standing. a) suspension b) solution c) colloids d) emulsion 6) A _________ is a suspension of 2 liquids that usually do not mix together. a) suspension b) solution c) colloids d) emulsion 7) A ______________ a heterogeneous mixture, although it can appear homogeneous to the naked eye due to its intermediate particle size, which prevents the particles from settling out and being visibleal, blocking thepassage of light a) suspension b) solution c) colloids d) emulsion 8) A _________ is a homogeneous mixture where a solute is completely dissolved in a solvent. a) suspension b) solution c) colloids d) emulsion 9) _________ are mixtures of one or more metals with other solids. a) Metalloids b) Colloids c) Alloys d) Emulsion 10) _____________________ is a physical property of solutes in different solvents. Stirring or adding heat increases the solubility of a substance.. a) Solubility b) Luster c) Conductivity 11) The parts of a mixture can be separated using physical methods. To separate iron filings from nonmagnetic materials, we can use_______., a) magnetism b) sifting c) evaporation d) filtration e) buoyancy f) distillation 12) ___________separates the parts of a mixture by vaporization and condensation. a) magnetism b) sifting c) evaporation d) filtration e) buoyancy f) distillation 13) ___________separates small rocks from the flour by using a sieve. a) magnetism b) sifting c) evaporation d) filtration e) buoyancy f) distillation 14) ___________can help separate small rocks and wood shavings. When water is added, the wood shavings would float and can be skimmed off. a) magnetism b) sifting c) evaporation d) filtration e) buoyancy f) distillation 15) ___________can help separate salt from water. a) magnetism b) sifting c) evaporation d) filtration e) buoyancy f) distillation

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