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Normal strength and weight: What About It?
In this lesson about normal strength and weight, I explain with illustrations what these forces mean and in what situations they occur. You can use all illustrations for free in your own lessons. You can also download the lesson as a PDF file.
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Gravity: What About It?
In this lesson on gravity , we explain in an illustrated way what factors influence the magnitude of gravity and how you can calculate it. You can use all illustrations for free in your own lessons. You can also download the lesson as a PDF file by …
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FittingKVdm: Software for regression analysis
Easy-to-use software for all kinds of least squares regression.
The many sample files with real data show how mathematical functions can be used to model all kinds of relationships, in all possible sciences from physics to psychology, from biology …Translated by
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STEM KOMPAS: Manual for STEM lessons
This manual mainly serves as a guideline and inspiration to shape activities/lessons around STEM (science, technique, engineering and mathematics). The target group of this manual are teachers, counselors and people with an interest in STEM-wise …
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Adding vectors graphically: What about it?
In this tutorial I explain how vectors graphically together can be added through the rear-end method and the parallelogram method. Finally, I show by means of an illustration that the addition of vectors is commutative. You can use all illustrations …
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Vectorial greats: What about?
In this lesson, I explain how vectors can exist in the real world in the form of vector quantities. I give examples such as displacement, speed, force and acceleration, each with an illustration. Finally, I explain the difference between a …
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A vector: how about it?
In this lesson we generally explain what vectors are. We discuss the properties size, direction and sense of a vector and provide a clear illustration for each of these properties. You can use all illustrations for free in your own lessons. You can …
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Variables and units: Overview schedule
An overview schedule with name and symbols of quantities and units.
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Imaging: What About?
This lesson explains imaging on the basis of various illustrations. The human eye and photo camera are used as examples, but not yet discussed technically. After the types of light beams are explained, the camera obscura is discussed with the …
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Absorbing, reflecting and transmitting light: What about?
This lesson explains the absorption, reflection and transmission of light rays in an illustrative way. In addition to the directional reflection from mirrors and the absorption of black objects, it is explained how a combination of diffuse …
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Moon phases and solar eclipse: What about?
This lesson explains in a very illustrative way how the moon phases and a solar eclipse occur. The last section of the lesson contains some compelling illustrations showing the actual scale of the Earth, Moon and Sun. You can use all illustrations …
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Shading: What about?
Using many illustrations, this lesson explains why opaque objects have a shadow, what the shape is of that shadow and how you can draw the shadow yourself. The lesson provides a slightly more in-depth explanation of the origin of the shadow than …
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