Bell Work
1. A 7 year girl with an engineering mindset connects a skateboard to her bike post with a jump rope and pulls her 20 kg brother once around her 80 meter diameter circle driveway. She uses a spring scale to measure the force in the rope to be 55 newtons and uses a protractor to measure the angle the rope makes with the ground to be 31 degree above the horizontal. How much work has she done? 2. Two Dimension Force and Work
3. Work and energy problems from packet
Lesson Discussion about Work and Energy Gravitational Potential Energy
Homework Read through Notes for Work and Energy Work and energy problems from packet
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