How to Estimate the Radius of the Earth?
When I teach the concepts of radian as another way to measure angles I always tell my students about how the ancient mathematicians estimate the radius of the earth.
Showing posts with label Lessons by Mr. Khor. Show all posts
Showing posts with label Lessons by Mr. Khor. Show all posts
Saturday, December 26, 2009
1 Newton and 1 Radian - Concept Similarity
1 Newton and 1 Radian
It is not easy to teach every lesson well. This very first lesson is one of my favorite. I hope it provides additional explanation for teachers and students on Newton as a unit for measuring force and radian for measuring angles.
It is not easy to teach every lesson well. This very first lesson is one of my favorite. I hope it provides additional explanation for teachers and students on Newton as a unit for measuring force and radian for measuring angles.
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