1. Which of the following does NOT prove that the molecules of e mater al are always moving? A Aroma of boiling coffee B. Evaporation of water C. Soil parties camed by the water D. Sweetness of sugar 2 Which of the following is a mixture? A Distilled water B. Fruit sugar C. Soy sauce D. Table salt 3. Why could you hardly break a stone even f much force is applied to it? A are negligible B. compacty arranged with one another C. loosely bound together D. very far from one another 4 When a drop of ink was put into a glass of water, its tendency is to spread out. This is because the atoms of ink A are not moving B. are compact and rigid c. are in random motion D. have distinct characteristics 5. What is formed you mic water and soy sauce? A a 1-phase system B. a 2-phase system C. a heterogeneous system D. a compound 6. Which of the following is a substance? A Cooper B. Padlock C. Pin D. Solder 7. How does a misure diferent from a substance? Ahmicret keeps is characteristics B. Matures are found in nature C. Mitures have 2 or more components D. Soids, liquids and gases can form 8. The only moure that looks like only one chemical composition in physical appearance A Colloid B. Compound C. Soluton D. Suspension Which of the following has one kind of atom? A Carbon dioxide B. Gold C. Iron Oxide D. Water 10. Which of the following is a substance? A Cooper B. Ke C. Padlock D. Solder
