Standard+6+Part+1+Energy+and+Work

1. What is energy? 2. What is work? 3. How do we know when work has been done? 4. What is the formula for work? 5. What is the law of conservation of energy and what does it mean? 6. What is a system? 7. What is true about the amount of energy within a system? 8. What must be done in order to change the energy within a system? 9. What are the many different kinds of energy? 10. What is mechanical energy? 11. What is potential energy? 12. What is kinetic energy? 13. What is the sum of potential and kinetic energy? 14. What is chemical energy? 15. What is electrical energy? 16. What is thermal energy? 17. What is light energy? 18. What is sound energy? 19. What is energy transformation? 20. How do you explain conservation of energy in terms of energy transformations? 21. What is efficiency and how is it related to energy transformations and conservation of energy? (6-1) 22. What is gravitational potential energy? 23. What are the factors that affect gravitational potential energy? 24. What are the factors that affect kinetic energy? 25. What must be done to change the gravitational potential energy or kinetic energy of a system? 26. What are the characteristics of PE-KE transformations within a system? (6-2) 27. What is the unit of measure for work and energy? 28. What is the relationship among, force, displacement, work, and energy? 29. What are some examples of simple machines? 30. How do simple machines reduce the amount of force required to do work? (6-3) 31. How do you use the Work formula to solve for work, force, or displacement? 32. In order for work to be done, what must be true of the relationship between force and displacement? (6-4)
 * Standard 6, Part 1: Essential Questions **