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derekowens

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Algebra 2 11.09i - Examples 14 - 16

Three practical, real-world trigonometry example problems. Two of these examples involve cosine and one involves inverse cosine. From the Algebra 2 course by Derek Owens. More info on this course and others is at www.DerekOwens.com and http

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Time : 6 min 34

Added : 07/10/11 00:14

Related topics : algebra 2 homeschool / online homeschool education

Physical Science 2.6d - Galileo

Galileo's insight that all objects fall with the same constant acceleration. Galileo's ideas are contrasted to those of Aristotle.

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Time : 7 min 04

Added : 29/06/11 03:49

Related topics : homeschool physical science / homeschool physical education / homeschool distance learning

Physical Science 2.6e - Apollo 11 Hammer and Feather

A NASA clip from the Apollo 15 moon landing in which Dave Scott drops a hammer and a feather, and they accelerate down at the same rate.

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Time : 0 min 49

Added : 29/06/11 03:50

Related topics : homeschool physical science / online homeschool science / homeschool physical education

Algebra 2 11.09f - Example 9

A simple trigonometry problem involving navigational angle, solved by using sine and cosine. From the Algebra 2 course by Derek Owens. More info may be found at www.DerekOwens.com and http

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Time : 4 min 03

Added : 05/10/11 16:17

Related topics : algebra 2 homeschool / online homeschool education

Algebra 2 11.05c - Example with Pythagorean Theorem

A not-so-trivial example involving the tangent ratio and the Pythagorean Theorem. From the trig lessons in the Algebra 2 course by Derek Owens. More info on this course and others can be found at www.DerekOwens.com and http

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Time : 5 min 03

Added : 20/09/11 01:22

Related topics : online homeschool math / homeschool math algebra

Algebra 2 11.09g - Example 10

An example trigonometry problem involving navigational angle, solved by using inverse tangent. From the Algebra 2 course by Derek Owens. More info may be found at www.DerekOwens.com and http

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Time : 2 min 53

Added : 05/10/11 16:19

Related topics : algebra 2 homeschool / online homeschool education

Physical Science 2.2c - Train hits Truck 1

A video of a train hitting a truck. Due to the large inertia of the train, there is not a perceptible change in the train's motion.

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Time : 0 min 09

Added : 27/06/11 04:31

Related topics : homeschool physical science / online homeschool science / homeschool physical education

Physical Science 2.4i - Adding Force Vectors

An example of adding two force vectors at right angles, and using the Pythagorean Theorem to find the resultant force.

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Time : 4 min 13

Added : 29/06/11 02:46

Related topics : homeschool physical science / online homeschool science / homeschool physical education

Algebra 2 11.04e - Tangent for Angles Greater than 90

Moving around the unit circle, beyond the first quadrant, and thinking about the tangent ratio for various angles. From the Algebra 2 course by Derek Owens. This course and others can be found at www.DerekOwens.com and http

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Time : 10 min 49

Added : 17/09/11 13:42

Related topics : algebra 2 homeschool / online homeschool education

Physical Science 2.6a - Gravity

Gravity. Newton's development of the theory of gravity, and a discussion of his particular insights.

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Time : 6 min 03

Added : 29/06/11 03:47

Related topics : homeschool physical science / online homeschool science / homeschool physical education