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This is a 20 page packet Earth's Internal Structure and changes to Earth's surface (mountains, volcanoes, earthquakes)This packet contains the a study guide, assessment, two activities, foldables,and posters!
A salt volcano Instructions: 1. Pour several inches of water into a jar. 2. Add about 1/3 of vegetable oil. 3. Drop in food coloring and observe what happens. 4. Shake salt on top of the oil/water/food coloring mixture. Observe, observe, observe. 5. Pour or sprinkle more salt, as desired.