1) If you leave ice outside on a hot day, _____. a) it turns into snow. b) it gets colder. c) it evaporates instantly. d) it melts. 2) If metal is exposed to water and air for a long time, _____. a) it becomes shiny. b) it melts. c) it rusts. d) it turns into wood. 3) If you don’t get enough sleep, _____. a) you feel tired. b) you sleep less. c) you become stronger. d) you have more energy. 4) If you mix vinegar and baking soda, _____. a) nothing happens. b) it bubbles and fizzes. c) it explodes. d) it turns into ice. 5) If you put a magnet near a paperclip, _____. a) the paperclip moves away. b) the paperclip sticks to it. c) the magnet disappears. d) nothing happens. 6) If you cut your finger, _____. a) it heals instantly. b) it bleeds. c) you grow a new finger. d) nothing happens. 7) If you eat too much fast food, _____. a) you become healthier. b) you lose weight. c) you gain weight. d) you feel less full. 8) If the temperature drops below 0°C, _____. a) water freezes. b) water evaporates. c) water boils. d) water turns into steam. 9) If you put salt in water, _____. a) it sinks. b) it turns into sugar. c) it disappears (dissolves).  d) it becomes solid. 10) If you heat chocolate, _____. a) it melts. b) it becomes powder. c) it freezes. d) it disappears.

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