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Khan Academy
Khan Academy: Treating Systems (The Hard Way)
This video explains how to find the acceleration of two masses hanging from a pulley (using the easy method). [15:26]
Sophia Learning
Sophia: Dot: Lesson 2
In this lesson, you will learn about the Dot element and how it is used in the visual design process. It is 2 of 3 in the series titled "Dot."
Sophia Learning
Sophia: Introduction to Tension: Lesson 2
This lesson introduces the concept of tension. It is 2 of 2 in the series titled "Introduction to Tension."
Sophia Learning
Sophia: Practice W/ Tension Forces: Lesson 1
This lesson provides the learner with example problems involving tension forces. It is 1 of 2 in the series titled "Practice w/ Tension Forces."
Sophia Learning
Sophia: Tension Forces & Friction: Lesson 1
This lesson demonstrates how tension forces can be used to determine the friction force acting on an object. It is 1 of 2 in the series titled "Tension Forces & Friction."
Sophia Learning
Sophia: Tension Forces & Weight: Lesson 2
This lesson demonstrates how tension forces can be used to determine the weight of an object. It is 2 of 2 in the series titled "Tension Forces & Weight."
Sophia Learning
Sophia: Tension Forces & Weight: Lesson 1
This lesson demonstrates how tension forces can be used to determine the weight of an object. It is 1 of 2 in the series titled "Tension Forces & Weight."
Sophia Learning
Sophia: Tension & Newton's Third Law of Motion
This lesson explains how tension forces are related to Newton's third law of motion.
Sophia Learning
Sophia: Practice W/ Tension Forces: Lesson 2
This lesson provides the learner with example problems involving tension forces. It is 2 of 2 in the series titled "Practice w/ Tension Forces."