Post on 26-Dec-2015
Energy Unit Review
Unit B - Chapters 1 & 2
Unit C – Chapters 1 - 4
Chapter 1B - Energy
1. The ability to cause change is called ____________. 2. How is kinetic energy increased? 3. The energy stored in food is a form of
___________________ energy. 4. Which type of energy is stored in the nucleus of
atoms?
Chapter 1B - Energy
1. The ability to cause change is called energy. 2. How is kinetic energy increased? 3. The energy stored in food is a form of
___________________ energy. 4. Which type of energy is stored in the nucleus of
atoms?
Chapter 1B - Energy
1. The ability to cause change is called energy. 2. How is kinetic energy increased? by increasing mass
or speed 3. The energy stored in food is a form of
___________________ energy. 4. Which type of energy is stored in the nucleus of
atoms?
Chapter 1B - Energy
1. The ability to cause change is called energy. 2. How is kinetic energy increased? by increasing mass
or speed 3. The energy stored in food is a form of potential
energy. 4. Which type of energy is stored in the nucleus of
atoms?
Chapter 1B - Energy
1. The ability to cause change is called energy. 2. How is kinetic energy increased? by increasing mass
or speed 3. The energy stored in food is a form of potential
energy. 4. Which type of energy is stored in the nucleus of
atoms? Nuclear energy
Chapter 1B - Energy
5. X-rays are a form of ____________ energy.
6. Sunlight is changed into electric energy by what device?
7. When a rock falls from a cliff potential energy changes into _____________ energy.
Chapter 1B - Energy
5. X-rays are a form of electromagnetic energy.
6. Sunlight is changed into electric energy by what device?
7. When a rock falls from a cliff potential energy changes into _____________ energy.
Chapter 1B - Energy
5. X-rays are a form of electromagnetic energy.
6. Sunlight is changed into electric energy by what device? Solar cell
7. When a rock falls from a cliff potential energy changes into _____________ energy.
Chapter 1B - Energy
5. X-rays are a form of electromagnetic energy.
6. Sunlight is changed into electric energy by what device? Solar cell
7. When a rock falls from a cliff potential energy changes into kinetic energy.
Chapter 2B – Temperature & Heat
8. Temperature is usually measured in degrees with what device?
9. Why are steel joints often used to separate sections of concrete bridges.
10. According to the kinetic theory of matter, how do particles in a gas move?
Chapter 2B – Temperature & Heat
8. Temperature is usually measured in degrees with what device? thermometer
9. Why are steel joints often used to separate sections of concrete bridges.
10. According to the kinetic theory of matter, how do particles in a gas move?
Chapter 2B – Temperature & Heat
8. Temperature is usually measured in degrees with what device? thermometer
9. Why are steel joints often used to separate sections of concrete bridges. Thermal expansion causes the concrete to expand and crack
10. According to the kinetic theory of matter, how do particles in a gas move?
Chapter 2B – Temperature & Heat
8. Temperature is usually measured in degrees with what device? thermometer
9. Why are steel joints often used to separate sections of concrete bridges. Thermal expansion causes the concrete to expand and crack
10. According to the kinetic theory of matter, how do particles in a gas move? More freely than a liquid
Chapter 2B – Temperature & Heat
11. Heat is a flow of energy caused by ______________________________.
12. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is called _______________.
13. A metal spoon is used to stir a pot of hot soup. The spoon is warmed by which type of heat transfer?
Chapter 2B – Temperature & Heat
11. Heat is a flow of energy caused by temperature differences.
12. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is called _______________.
13. A metal spoon is used to stir a pot of hot soup. The spoon is warmed by which type of heat transfer?
Chapter 2B – Temperature & Heat
11. Heat is a flow of energy caused by temperature differences.
12. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is called specific heat.
13. A metal spoon is used to stir a pot of hot soup. The spoon is warmed by which type of heat transfer?
Chapter 2B – Temperature & Heat
11. Heat is a flow of energy caused by temperature differences.
12. The amount of energy required to raise the temperature of 1 gram of a substance by 1°C is called specific heat.
13. A metal spoon is used to stir a pot of hot soup. The spoon is warmed by which type of heat transfer?
conduction
Chapter 2B – Temperature & Heat
14. Suppose that you are at the beach. Energy from the Sun reaches you mainly through which type of heat transfer?
15. Many people wear hats in the winter. Are hats insulators or conductors of heat?
Chapter 2B – Temperature & Heat
14. Suppose that you are at the beach. Energy from the Sun reaches you mainly through which type of heat transfer?
radiation
15. Many people wear hats in the winter. Are hats insulators or conductors of heat?
Chapter 2B – Temperature & Heat
14. Suppose that you are at the beach. Energy from the Sun reaches you mainly through which type of heat transfer?
radiation
15. Many people wear hats in the winter. Are hats insulators or conductors of heat?
insulators
Chapter 1C – Waves
16. How do forces cause waves?
17. Give at least two examples of a longitudinal wave.
18. The number of crests that reach the shore in a given time is called ____________.
Chapter 1C – Waves
16. How do forces cause waves?
by creating disturbances
17. Give at least two examples of a longitudinal wave.
18. The number of crests that reach the shore in a given time is called ____________.
Chapter 1C – Waves
16. How do forces cause waves?
by creating disturbances
17. Give at least two examples of a longitudinal wave.
sound waves and a spring
18. The number of crests that reach the shore in a given time is called ____________.
Chapter 1C – Waves
16. How do forces cause waves?
by creating disturbances
17. Give at least two examples of a longitudinal wave.
sound waves and a spring
18. The number of crests that reach the shore in a given time is called frequency.
Chapter 1C – Waves
19. What do you measure to find wavelength?
20. An echo is an example of what type of wave movement?
21. Describe refraction.
Chapter 1C – Waves
19. What do you measure to find wavelength?
distance from trough to trough or crest to crest
20. An echo is an example of what type of wave movement?
21. Describe refraction.
Chapter 1C – Waves
19. What do you measure to find wavelength?
distance from trough to trough or crest to crest
20. An echo is an example of what type of wave movement?
reflection
21. Describe refraction.
Chapter 1C – Waves
19. What do you measure to find wavelength? distance from trough to trough or crest to crest
20. An echo is an example of what type of wave movement?
reflection21. Describe refraction.
a wave bends as it passes into a new medium
Chapter 1C – Waves
22. Give an example of diffraction.
23. How does a mechanical wave transfer energy?
Chapter 1C – Waves
22. Give an example of diffraction.
a wave spreads as it passes a barrier
23. How does a mechanical wave transfer energy?
Chapter 1C – Waves
22. Give an example of diffraction.
a wave spreads as it passes a barrier
23. How does a mechanical wave transfer energy?
By moving a medium (material)
Chapter 2C – Sound
24. What causes sound waves?
25. How is the sound of your voice produced?
26. To make the pitch of a sound wave lower, frequency has to _________________.
Chapter 2C – Sound
24. What causes sound waves? vibrations
25. How is the sound of your voice produced?
26. To make the pitch of a sound wave lower, frequency has to _________________.
Chapter 2C – Sound
24. What causes sound waves? vibrations
25. How is the sound of your voice produced?
when your vocal chords vibrate
26. To make the pitch of a sound wave lower, frequency has to _________________.
Chapter 2C – Sound
24. What causes sound waves? vibrations
25. How is the sound of your voice produced?
when your vocal chords vibrate
26. To make the pitch of a sound wave lower, frequency has to decrease.
Chapter 2C – Sound
27. When an ambulance passes, how does the sound of the siren change?
28. The intensity of a sound is determined by what measurement of the wave?
29. If the frequency of a sound wave is increases, the sound's ______________ is also increased.
Chapter 2C – Sound
27. When an ambulance passes, how does the sound of the siren change? The pitch decreases
28. The intensity of a sound is determined by what measurement of the wave?
29. If the frequency of a sound wave is increases, the sound's ______________ is also increased.
Chapter 2C – Sound
27. When an ambulance passes, how does the sound of the siren change? The pitch decreases
28. The intensity of a sound is determined by what measurement of the wave? amplitude
29. If the frequency of a sound wave is increases, the sound's ______________ is also increased.
Chapter 2C – Sound
27. When an ambulance passes, how does the sound of the siren change? The pitch decreases
28. The intensity of a sound is determined by what measurement of the wave? amplitude
29. If the frequency of a sound wave is increases, the sound's pitch is also increased.
Chapter 2C – Sound
30. By turning up the volume on a stereo, you are increasing the ______________ of the sound wave.
31. What type of sounds can damage hearing?
32. How is ultrasound used in the medical field?
Chapter 2C – Sound
30. By turning up the volume on a stereo, you are increasing the intensity of the sound wave.
31. What type of sounds can damage hearing?
32. How is ultrasound used in the medical field?
Chapter 2C – Sound
30. By turning up the volume on a stereo, you are increasing the intensity of the sound wave.
31. What type of sounds can damage hearing?
high-intensity sounds
32. How is ultrasound used in the medical field?
Chapter 2C – Sound
30. By turning up the volume on a stereo, you are increasing the intensity of the sound wave.
31. What type of sounds can damage hearing?
high-intensity sounds
32. How is ultrasound used in the medical field?
to examine internal organs
Chapter 3C – EM Waves
33. Where do most of the visible electromagnetic waves on Earth come from?
34. Unlike mechanical waves, electromagnetic waves can transfer energy through _______________.
35. Which EM waves have the highest frequencies?
Chapter 3C – EM Waves
33. Where do most of the visible electromagnetic waves on Earth come from? The Sun
34. Unlike mechanical waves, electromagnetic waves can transfer energy through _______________.
35. Which EM waves have the highest frequencies?
Chapter 3C – EM Waves
33. Where do most of the visible electromagnetic waves on Earth come from? The Sun
34. Unlike mechanical waves, electromagnetic waves can transfer energy through empty space (a vacuum).
35. Which EM waves have the highest frequencies?
Chapter 3C – EM Waves
33. Where do most of the visible electromagnetic waves on Earth come from? The Sun
34. Unlike mechanical waves, electromagnetic waves can transfer energy through empty space (a vacuum).
35. Which EM waves have the highest frequencies?
gamma rays
Chapter 3C – EM Waves
36. A fire produces light by ______________________.
37. Sunblock and some kinds of sunglasses are designed to protect against which type of EM waves?
38. A regular light bulb creates light by heating a filament until it glows. This way of producing light is called ___________________.
Chapter 3C – EM Waves
36. A fire produces light by incandescence.
37. Sunblock and some kinds of sunglasses are designed to protect against which type of EM waves?
38. A regular light bulb creates light by heating a filament until it glows. This way of producing light is called ___________________.
Chapter 3C – EM Waves
36. A fire produces light by incandescence.
37. Sunblock and some kinds of sunglasses are designed to protect against which type of EM waves?
ultraviolet light
38. A regular light bulb creates light by heating a filament until it glows. This way of producing light is called ___________________.
Chapter 3C – EM Waves
36. A fire produces light by incandescence.
37. Sunblock and some kinds of sunglasses are designed to protect against which type of EM waves?
ultraviolet light
38. A regular light bulb creates light by heating a filament until it glows. This way of producing light is called incandescence.
Chapter 3C – EM Waves
39. How do bioluminescent animals produce light?
40. The light that hits a clear window will mostly be ____________________ through the window.
Chapter 3C – EM Waves
39. How do bioluminescent animals produce light?
through chemical reactions
40. The light that hits a clear window will mostly be ____________________ through the window.
Chapter 3C – EM Waves
39. How do bioluminescent animals produce light?
through chemical reactions
40. The light that hits a clear window will mostly be transmitted through the window.
Chapter 3C – EM Waves
41. What do polarized sunglasses do?
42. The apparent color of an object depends on what two factors?
Chapter 3C – EM Waves
41. What do polarized sunglasses do?
let through light waves that vibrate in only one direction
42. The apparent color of an object depends on what two factors?
Chapter 3C – EM Waves
41. What do polarized sunglasses do?
let through light waves that vibrate in only one direction
42. The apparent color of an object depends on what two factors?
the wavelengths of light it reflects, and the light shining on it
Chapter 4C – Light & Optics
43. What is the study of light and tools that use light?
44. In what direction are parallel light rays that hit a concave mirror reflected?
45. A ray of sunlight moves from the air into the denser medium of a pond. How will the light ray's speed change?
Chapter 4C – Light & Optics
43. What is the study of light and tools that use light? optics
44. In what direction are parallel light rays that hit a concave mirror reflected?
45. A ray of sunlight moves from the air into the denser
medium of a pond. How will the light ray's speed change?
Chapter 4C – Light & Optics
43. What is the study of light and tools that use light? optics
44. In what direction are parallel light rays that hit a concave mirror reflected? to a focal point
45. A ray of sunlight moves from the air into the denser
medium of a pond. How will the light ray's speed change?
Chapter 4C – Light & Optics
43. What is the study of light and tools that use light? optics
44. In what direction are parallel light rays that hit a concave mirror reflected? to a focal point
45. A ray of sunlight moves from the air into the denser
medium of a pond. How will the light ray's speed change? It will slow down
Chapter 4C – Light & Optics
46. Why can a laser beam travel great distances without spreading?
47. What does the law of reflection state?
48. Where do images focus in the eye?
Chapter 4C – Light & Optics
46. Why can a laser beam travel great distances without spreading?
the waves are parallel and very concentrated
47. What does the law of reflection state?
48. Where do images focus in the eye?
Chapter 4C – Light & Optics
46. Why can a laser beam travel great distances without spreading?
the waves are parallel and very concentrated
47. What does the law of reflection state?
The angle of incidence equals the angle of reflection
48. Where do images focus in the eye?
Chapter 4C – Light & Optics
46. Why can a laser beam travel great distances without spreading?
the waves are parallel and very concentrated
47. What does the law of reflection state?
The angle of incidence equals the angle of reflection
48. Where do images focus in the eye? retina
Chapter 4C – Light & Optics
49. If a mirror reflects light rays and brings them together at a focal point, then the mirror must be _______________.
50. How does a refracting telescope enlarge images?
Chapter 4C – Light & Optics
49. If a mirror reflects light rays and brings them together at a focal point, then the mirror must be concave.
50. How does a refracting telescope enlarge images?
Chapter 4C – Light & Optics
49. If a mirror reflects light rays and brings them together at a focal point, then the mirror must be concave.
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50. How does a refracting telescope enlarge images?
it uses a combination of convex lenses