If you add two odd numbers together, you get an even number., When light enters glass or water, it bends., If a circle has a radius of zero, its area is zero., When a cell divides, it creates two identical cells., If you push an object harder, it moves faster., When you multiply two negative numbers, the answer is positive., If iron touches water and air, it rusts., When two lines are parallel, they never touch., If ice absorbs heat, it turns into water., When you divide a number by itself, the answer is always one.

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