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A student puts a piece of black paper and a piece of white paper in the same sunny spot. After 30 mi... A student puts a piece of black paper and a piece of white paper in the same sunny spot. After 30 mi... A student puts a piece of black paper in a piece of white paper in the same sunny spot. After 30 min... A student puts a piece of black paper and a piece of white paper next to each other in the same sunn... A student puts a piece of black paper and a piece of white paper in the same sunny spot. After 30 mi... Sandy puts a paper clip on the table and puts a magnet near the paper clip. The paper clip begins to... Sandy puts a paper clip on the table and puts a magnet near the paper clip. The paper clip begins to... Sandy puts a paper clip on the table and puts a magnet near the paper clip. The paper clip begins to... Joseph puts a piece of toast on a plate. The toast is hot from the toaster. When he puts the toast o... a student puts 1.25 kg of ice in an ice cream maker with 350 g of rock salt. All the ice eventually...