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1. To separate salt from water in a seawater mixture, what process is used? A. Condensation C. Distillation B. Evaporation D. Filtration 2. Which of the following is a physical appearance of a substance? A. Complicated C. Homogeneous B. Heterogeneous D. Non-uniform 3. Which is NOT a technique to separate components of mixture? A. Condensation C. Distillation B. Evaporation D. Filtration 4. What is the best way to use in separating iron parts from a mixture A. Filter paper B. Magnet C. Water D. Spoon 5. Which of the following uses evaporation as a means of separating the components of the given mixture A. Iron fillings and sand B. Pebbles and water C. Sand and grabel D. Sugar and water 6. A white of the powder was tested and heated. After some time , it melts completely. What does it imply? A. It is a mixture B. It is a pure substance C. It is homogeneous mixture D. It is both pure substance and mixture 7. which of the following will Jeofrey do to segregate the rubber bands of the different colors A. Decantation B. Evaporation C. Filtration D. Physical manipulation 8 . which of the following is a heterogeneous mixture A. Milk B. Air C. Soft drink D. Halo halo
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