Energy Unit Review Chapters 1 & 2 of Unit B
1. The ability to cause change is called __________. 2. Which activity involves the most kinetic energy? A. sitting in a chair B. standing on the roof B. standing on the roof C. walking slowly C. walking slowly D. riding a bicycle D. riding a bicycle 3. Stored energy is called _______________ energy.
1. The ability to cause change is called __energy__. 2. Which activity involves the most kinetic energy? A. sitting in a chair B. standing on the roof B. standing on the roof C. walking slowly C. walking slowly D. riding a bicycle D. riding a bicycle 3. Stored energy is called _______________ energy.
1. The ability to cause change is called __energy__. 2. Which activity involves the most kinetic energy? D A. sitting in a chair B. standing on the roof B. standing on the roof C. walking slowly C. walking slowly D. riding a bicycle D. riding a bicycle 3. Stored energy is called _______________ energy.
1. The ability to cause change is called __energy__. 2. Which activity involves the most kinetic energy? D A. sitting in a chair B. standing on the roof B. standing on the roof C. walking slowly C. walking slowly D. riding a bicycle D. riding a bicycle 3. Stored energy is called ____potential____ energy.
2. Which activity involves the most kinetic energy? D A. sitting in a chair B. standing on the roof B. standing on the roof C. walking slowly C. walking slowly D. riding a bicycle D. riding a bicycle 3. Stored energy is called ____potential____ energy. 4. Which type of energy is stored in the nucleus of atoms? ____________
2. Which activity involves the most kinetic energy? D A. sitting in a chair B. standing on the roof B. standing on the roof C. walking slowly C. walking slowly D. riding a bicycle D. riding a bicycle 3. Stored energy is called ____potential____ energy. 4. Which type of energy is stored in the nucleus of atoms? ___nuclear__
3. Stored energy is called ____potential____ energy. 4. Which type of energy is stored in the nucleus of atoms? ___nuclear__ 5. Sunlight is changed into electric energy by a _________ ________.
3. Stored energy is called ____potential____ energy. 4. Which type of energy is stored in the nucleus of atoms? ___nuclear__ 5. Sunlight is changed into electric energy by a _solar____ __cell___. (or solar panel)
4. Which type of energy is stored in the nucleus of atoms? ___nuclear__ 5. Sunlight is changed into electric energy by a _solar____ __cell___. (or solar panel) 6. When a rock falls from a cliff potential energy changes into _________ energy.
4. Which type of energy is stored in the nucleus of atoms? ___nuclear__ 5. Sunlight is changed into electric energy by a _solar____ __cell___. (or solar panel) 6. When a rock falls from a cliff potential energy changes into _kinetic__ energy.
5. Sunlight is changed into electric energy by a _solar____ __cell___. (or solar panel) 6. When a rock falls from a cliff potential energy changes into _kinetic__ energy. 7. Temperature is usually measured with a _________________.
5. Sunlight is changed into electric energy by a _solar____ __cell___. (or solar panel) 6. When a rock falls from a cliff potential energy changes into _kinetic__ energy. 7. Temperature is usually measured with a __thermometer____.
6. When a rock falls from a cliff potential energy changes into _kinetic__ energy. 7. Temperature is usually measured with a __thermometer____. 8. What is thermal expansion?
6. When a rock falls from a cliff potential energy changes into _kinetic__ energy. 7. Temperature is usually measured with a __thermometer____. 8. What is thermal expansion? When materials gain energy (get warmer), they expand.
7. Temperature is usually measured with a __thermometer____. 8. What is thermal expansion? When materials gain energy (get warmer), they expand. 9. According to the kinetic theory of matter, how do particles of a gas move?
7. Temperature is usually measured with a __thermometer____. 8. What is thermal expansion? When materials gain energy (get warmer), they expand. 9. According to the kinetic theory of matter, how do particles of a gas move? More freely than those of a solid or liquid. More freely than those of a solid or liquid.
8. What is thermal expansion? When materials gain energy (get warmer), they expand. 9. According to the kinetic theory of matter, how do particles of a gas move? More freely than those of a solid or liquid. More freely than those of a solid or liquid. 10. Heat is a flow of energy caused by _______________ differences.
8. What is thermal expansion? When materials gain energy (get warmer), they expand. 9. According to the kinetic theory of matter, how do particles of a gas move? More freely than those of a solid or liquid. More freely than those of a solid or liquid. 10. Heat is a flow of energy caused by __temperature___ differences.
9. According to the kinetic theory of matter, how do particles of a gas move? More freely than those of a solid or liquid. More freely than those of a solid or liquid. 10. Heat is a flow of energy caused by __temperature___ differences. 11. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is the substance's __________ ___________.
9. According to the kinetic theory of matter, how do particles of a gas move? More freely than those of a solid or liquid. More freely than those of a solid or liquid. 10. Heat is a flow of energy caused by __temperature___ differences. 11. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is the substance's __specific__ ___heat____.
10. Heat is a flow of energy caused by __temperature___ differences. 11. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is the substance's __specific__ ___heat____. 12. A metal spoon that is used to stir a pot of hot soup is warmed by ___________.
10. Heat is a flow of energy caused by __temperature___ differences. 11. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is the substance's __specific__ ___heat____. 12. A metal spoon that is used to stir a pot of hot soup is warmed by conduction_.
11. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is the substance's __specific__ ___heat____. 12. A metal spoon that is used to stir a pot of hot soup is warmed by conduction_. 13. Energy from the Sun reaches you mainly through ______________.
11. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is the substance's __specific__ ___heat____. 12. A metal spoon that is used to stir a pot of hot soup is warmed by conduction_. 13. Energy from the Sun reaches you mainly through _radiation___.
12. A metal spoon that is used to stir a pot of hot soup is warmed by conduction_. 13. Energy from the Sun reaches you mainly through _radiation___. 14. The measure of the average kinetic energy of an object is its _____________.
12. A metal spoon that is used to stir a pot of hot soup is warmed by conduction_. 13. Energy from the Sun reaches you mainly through _radiation___. 14. The measure of the average kinetic energy of an object is its _temperature__.
13. Energy from the Sun reaches you mainly through _radiation___. 14. The measure of the average kinetic energy of an object is its _temperature__. 15. How does thermal expansion relate to a thermometer?
13. Energy from the Sun reaches you mainly through _radiation___. 14. The measure of the average kinetic energy of an object is its _temperature__. 15. How does thermal expansion relate to a thermometer? The liquid inside the thermometer expands when it is warmer. The liquid inside the thermometer expands when it is warmer.
14. The measure of the average kinetic energy of an object is its _temperature__. 15. How does thermal expansion relate to a thermometer? The liquid inside the thermometer expands when it is warmer. The liquid inside the thermometer expands when it is warmer. 16. What would you use to find out if two objects have the same average kinetic energy?
14. The measure of the average kinetic energy of an object is its _temperature__. 15. How does thermal expansion relate to a thermometer? The liquid inside the thermometer expands when it is warmer. The liquid inside the thermometer expands when it is warmer. 16. What would you use to find out if two objects have the same average kinetic energy? A thermometer – to see if temperature is the same
15. How does thermal expansion relate to a thermometer? The liquid inside the thermometer expands when it is warmer. The liquid inside the thermometer expands when it is warmer. 16. What would you use to find out if two objects have the same average kinetic energy? A thermometer – to see if temperature is the same 17. What units are used to measure temperature?
15. How does thermal expansion relate to a thermometer? The liquid inside the thermometer expands when it is warmer. The liquid inside the thermometer expands when it is warmer. 16. What would you use to find out if two objects have the same average kinetic energy? A thermometer – to see if temperature is the same 17. What units are used to measure temperature? Degrees Degrees
16. What would you use to find out if two objects have the same average kinetic energy? A thermometer – to see if temperature is the same 17. What units are used to measure temperature? Degrees Degrees 18. Does energy flow from warm to cool objects, or from cool to warm objects?
16. What would you use to find out if two objects have the same average kinetic energy? A thermometer – to see if temperature is the same 17. What units are used to measure temperature? Degrees Degrees 18. Does energy flow from warm to cool objects, or from cool to warm objects? From warm to cool
17. What units are used to measure temperature? Degrees Degrees 18. Does energy flow from warm to cool objects, or from cool to warm objects? From warm to cool 19. What is nuclear energy?
17. What units are used to measure temperature? Degrees Degrees 18. Does energy flow from warm to cool objects, or from cool to warm objects? From warm to cool 19. What is nuclear energy? The energy inside of an atom’s nucleus The energy inside of an atom’s nucleus
18. Does energy flow from warm to cool objects, or from cool to warm objects? From warm to cool 19. What is nuclear energy? The energy inside of an atom’s nucleus The energy inside of an atom’s nucleus 20. In a power plant, steam turns the turbines, converting thermal energy into ______________ energy.
18. Does energy flow from warm to cool objects, or from cool to warm objects? From warm to cool 19. What is nuclear energy? The energy inside of an atom’s nucleus The energy inside of an atom’s nucleus 20. In a power plant, steam turns the turbines, converting thermal energy into __mechanical__ energy.
19. What is nuclear energy? The energy inside of an atom’s nucleus The energy inside of an atom’s nucleus 20. In a power plant, steam turns the turbines, converting thermal energy into __mechanical__ energy. 21. Is any energy conversion 100% efficient?
19. What is nuclear energy? The energy inside of an atom’s nucleus The energy inside of an atom’s nucleus 20. In a power plant, steam turns the turbines, converting thermal energy into __mechanical__ energy. 21. Is any energy conversion 100% efficient? No
20. In a power plant, steam turns the turbines, converting thermal energy into __mechanical__ energy. 21. Is any energy conversion 100% efficient? No 22. How could the burning of coal be used to generate electricity?
20. In a power plant, steam turns the turbines, converting thermal energy into __mechanical__ energy. 21. Is any energy conversion 100% efficient? No 22. How could the burning of coal be used to generate electricity? The thermal energy would be used to heat water, making steam to turn a turbine.
21. Is any energy conversion 100% efficient? No 22. How could the burning of coal be used to generate electricity? The thermal energy would be used to heat water, making steam to turn a turbine. 23. A car and a garbage truck are traveling side by side down the road. Which has more kinetic energy?
21. Is any energy conversion 100% efficient? No 22. How could the burning of coal be used to generate electricity? The thermal energy would be used to heat water, making steam to turn a turbine. 23. A car and a garbage truck are traveling side by side down the road. Which has more kinetic energy? The garbage truck, because it has more mass.
22. How could the burning of coal be used to generate electricity? The thermal energy would be used to heat water, making steam to turn a turbine. 23. A car and a garbage truck are traveling side by side down the road. Which has more kinetic energy? The garbage truck, because it has more mass. 24. What does the kinetic theory of matter say about the differences among solids, liquids, and gases?
23. A car and a garbage truck are traveling side by side down the road. Which has more kinetic energy? The garbage truck, because it has more mass. 24. What does the kinetic theory of matter say about the differences among solids, liquids, and gases? All states of matter have particles in motion. Solids have the least energy, liquids have more, gases have the most.
24. What does the kinetic theory of matter say about the differences among solids, liquids, and gases? All states of matter have particles in motion. Solids have the least energy, liquids have more, gases have the most. 25. Why do many large bridges have joints between the concrete?
24. What does the kinetic theory of matter say about the differences among solids, liquids, and gases? All states of matter have particles in motion. Solids have the least energy, liquids have more, gases have the most. 25. Why do many large bridges have joints between the concrete? To keep them from cracking when they expand in the heat. To keep them from cracking when they expand in the heat.
25. Why do many large bridges have joints between the concrete? To keep them from cracking when they expand in the heat. To keep them from cracking when they expand in the heat. 26. How does pavement become hot on a sunny day and how do shoes protect your feet from this heat?
25. Why do many large bridges have joints between the concrete? To keep them from cracking when they expand in the heat. To keep them from cracking when they expand in the heat. 26. How does pavement become hot on a sunny day and how do shoes protect your feet from this heat? The pavement is heated through radiation and the shoes are insulators.
Energy Unit Test Will be on Thursday, November 8 th Will be on Thursday, November 8 th Mostly multiple choice, some short answer and extended response. Mostly multiple choice, some short answer and extended response. You will be able to write on the test. You will be able to write on the test. Mini Lessons will be turned in on Haiku Mini Lessons will be turned in on Haiku