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Book Chapter | January 2006
Light plays such a crucial role in our lives that it’s very hard to imagine a universe without light. But what is light? How do we describe its behavior? We have two basic models that we can use to describe light—…
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Book Chapter | October 2010
Predict, Observe, Explain (POE) sequences provide an important way to enhance students' understanding of important scientific ideas. In this chapter, the series of experiments help students understand light. The…
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Book Chapter | March 2011
This activity is designed to help students understand that light does have a finite speed and that this has consequences for us. In order to grasp the meaning of the activity, it is important for students to understand…
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Book Chapter | March 2017
In this lesson, a boy is worried that his new home in Alaska cannot possibly have warm weather in the summer. Key words and concepts covered are seasons and motion of Earth around the Sun. Crosscutting concepts explored…
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Book Chapter | February 2018
In this problem, students investigate how to construct a simple circuit from a battery, flashlight bulb, and items that might be found in someone’s pocket. Teams of students engineer a simple flashlight using a…
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Book Chapter | May 2019
The guiding question of this investigation is, What is the relationship between the location of an object and the location of its image in a mirror? In this lesson, the goal is to figure out how to predict where an…
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Book Chapter | May 2019
This activity is about discovering that our eyes need light to see and in order for something to be seen, we need light. The activity works best on a cloudy day when not much sunlight is lighting the room, but make your…
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Book Chapter | November 2019
In this lesson, students explore the concept of light through interactive read-alouds, viewing videos, and an inquiry activity in which they investigate how light interacts with various materials. We recommend reading…
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Disequilibrium: Bringing respiration to light
Journal Article | September 2019
Using discrepant events to confront misconceptions
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Book Chapter | January 2003
This book starts with a rather simplistic view of what light is. This chapter starts with a simple explanation which will be easy to understand and it will explain quite a few things. Also, historically, it's the one…
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Book Chapter | January 2003
Light doesn't always travel in straight lines. It can bend around corners, just like sound. When it does change direction like this, you end up with light waves that originated from different places coming together at…
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