物理和化学变化:

A. Cuellar, Maritza Aquino
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引用次数: 7

摘要

学生将:•调查和区分物理变化和化学变化。•调查并描述温度如何影响物理和化学变化学生将理解当不同物质结合形成新物质时发生化学变化。•了解物理变化发生在物质的形态变化,而不是化学成分变化。
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Physical and Chemical Changes:
Focus on Inquiry The students will: • Investigate and differentiate between physical changes and chemical changes. • Investigate and describe how temperature influences physical and chemical changes Lesson Content Overview Students will • Understand that chemical changes occur when different substances combine to form new substances. • Understand that physical changes occur when substances change form but not their chemical composition.
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