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Minds-On Matter: Phase Changes And Physical Properties
Book Chapter |
In this inquiry, students work to answer the question, How do the physical properties of a material change during phase changes? Students observe and measure physical properties of solids, liquids, and gases. They also…
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Classroom Curling: Exploring Forces and Motion
Book Chapter |
Through the inquiry, in this chapter, students work to answer the question, What happens to the motion of a slider when different forces are applied? Teams of students play a game of “classroom curling”—a loose…
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Dimension 3: Disciplinary Core Ideas: Physical Sciences
Book Chapter |
This chapter reviews how the physical science section has been organized under the following four core ideas and 13 component ideas. This sample chapter also includes the Table of Contents and Index.
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Inquiry Into the Heart of a Comet
Book Chapter |
Wouldn’t it be thrilling to emulate a real life model of science in action in classrooms? How? By starting with a great, hands-on activity modeling an object in space that introduces both key vocabulary and science…
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Variables And Their Controls: Isolating Variables: Reducing Complexity
Book Chapter |
Determining the best hull design is a challenging problem. Scientists proceed systematically about designing a hull that minimizes water resistance. Drawing on their experience, they would probably begin by trying to…
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Book Chapter |
This chapter presents 15 Starting Points—some address physics, some chemistry, and others biology, while some have an engineering flavor. All students, regardless of whether or not they have previously experienced a…
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An Overview of the Nature of Scientific Inquiry
Book Chapter |
There are many possible answers to the question, "What is the nature of science and scientific inquiry?" This chapter provides students with experiences through which they can understand what science is all about and…
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Book Chapter |
Scientific inquiry often proceeds qualitatively, especially at the early stages of an exploration into a new phenomenon. The scientists' goal seems to be to map what they perceive to be the significant features of the…
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Book Chapter |
Have you ever asked yourself why scientists use numbers? It's an intriguing question. This chapter, which introduces the numbers game, highlights some of the reasons since there are many and they are interrelated. The…
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Book Chapter |
From an early age, children have a good idea of what being fair means. In a fair test, everything is treated in the same way (controlled), apart from that which is deliberately changed or varied. In this way, scientists…
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Book Chapter |
Students often assume that tests are fair and their experiments are well controlled. This chapter introduces students to the idea of repeatability—the test of a fair test. Repeatability is an important cornerstone of…
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Book Chapter |
This chapter is about being accurate and being sure. It is about errors—recognizing them, taking account of them, and eliminating them. The chapter is designed to help students become aware of and respond to errors of…
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Book Chapter |
This chapter is about graphing data. The three lessons are designed to develop the students' awareness of the value and techniques of graphing by providing an overview of graphing rather than a comprehensive course in…
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The Numbers Game: Are Some Measures Better Than Others?
Book Chapter |
In this chapter, readers see how Marie and Monique want to make the strongest magnet possible and had various ideas for how to do so. They wonder whether the number of times you stroked the tube made a difference. They…
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Book Chapter |
As you work on a project, students will meet all sorts of problems: problems with measuring, designing apparatus, devising good investigations, graphing, making sense of what you have discovered. Students can get help…
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