8th Topic 3 Energy
Across
- 1. also called maximum force- when 2 or more forces act on an object at the same time
- 7. Energy may change form, but it cannot be created or destroyed under ordinary conditions
- 8. energy in the form of motion
- 10. energy stored in chemical bonds
- 11. All forms of E can be ___________ into other forms
- 13. energy is measured in this unit
- 15. total amount of KE and PE in a system
- 19. energy that is stored
- 20. kinetic energy depends upon the ____ of the object and its ____
- 21. stored E by something that can compress or stretch such as a rubber band or spring
- 23. PE stored in an atom’s nucleus
Down
- 2. Energy of electrical charge
- 3. total KE and PE of the particles in an object
- 4. this is equal to force x distance
- 5. a measure of power- is equal to one J/sec
- 6. The more ME an object has, the more _____ it can do
- 9. radiant E- E that travels through space in waves
- 12. a Nm is the same as a ____
- 14. a push or pull applied to an object.
- 16. if a net force is greater than 0N then the forces are ____ and there will be movement
- 17. the rate at which work is done
- 18. if a net force is 0N we can say the forces are _____ and there will be not motion
- 22. the ability to do work or cause change