Name:________________
Date:__________
1. Einstein's symbol for the speed of light was _______.
2. __________ is when kinetic energy is converted to heat.
3. __________ is the ability of an object to cause change.
4. ___________ are used to reduce friction in moving parts.
5. According to Einstein, ________ and _______ were equivalent.
6. _________ _________ ________ is the potential energy an object has because of its position above the ground.
7. __________ energy is energy due to motion or position.
8. _________ ___________ is the change of energy from one form to another.
9. _________ energy is the ability of an object to cause change because of it position.
10. ________ energy is the energy of an object in motion.
11. What did Einstein's theory say about objects exceeding the speed of light?
12. If a heavy object and a light object are traveling at the same speed, which (if either) would have the greater kinetic energy?
13. If two objects of equal mass are moving at different speeds, which would have the greater kinetic energy, the faster or the slower object?
14. Is perpetual motion possible on earth?
15. According to Einstein, when an object gains mass, does it gain or lose energy?
16. According to Einstein, when an object gains energy, does it gain or lose mass?
17. Does increased mass of separated object, increase or decrease their potential energy?
18. Does increasing the distance of two objects which are pulling on each other, increase or decrease their potential energy?
19. If mass is increased, is kinetic energy increased or decreased?
20. If speed is increased, is kinetic energy increased or decreased?
21. From what language was the word "kinetic" derived?
22. What is the meaning of the word "kinetic?"
23. As a thrown ball ascends upward, does it lose or gain kinetic energy?
24. As a thrown ball ascends upward, does it lose or gain potential energy?
25. In Einstein's famous equation, for what does the letter "M' represent?
26. If you drop a ball from a tall building, as it falls will it lose or gain potential energy?
27. If you drop a ball from a tall building, as it falls will it
lose or gain kinetic energy?