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The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?
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Which of the choices below is one of the primary gases found in the atmosphere? a. helium b. carbon dioxide c. nitrogen d. argon
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What is the single most important equation in all of physics?
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The ability to make things happen is also called a. heat b. force c. matter d. energy
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Which is the atomic number of zirconium? a.39 b.40 c.41 d.42...
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