The Sun Review and Reinforcement | Mrs. Belisles 8th Grade ... - Free Printable

Let's solve this step by step.

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Part 1: Label the Diagram of the Sun

We are given a diagram of the Sun with six labeled parts (1 through 6). We need to identify each part based on its position and characteristics.

Here is the breakdown:

- 1. This points to the outermost layer of the Sun’s atmosphere, which appears as a halo during an eclipse — that’s the corona.
- 2. This points to the layer just above the photosphere, which has a reddish glow — that’s the chromosphere.
- 3. This points to the innermost region where nuclear fusion occurs — the core.
- 4. This points to the surface layer that emits visible light — the photosphere.
- 5. This points to the middle layer between the core and the surface, where energy moves via radiation — the radiation zone.
- 6. This points to the outer layer below the photosphere, where energy moves by convection — the convection zone.

So the labels are:

1. Corona
2. Chromosphere
3. Core
4. Photosphere
5. Radiation zone
6. Convection zone

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Part 2: Building Vocabulary – Match Terms to Descriptions

Now let’s match each term with the correct description (a–k).

#### List of Terms:
7. solar flare
8. core
9. chromosphere
10. sunspot
11. corona
12. nuclear fusion
13. photosphere
14. solar wind
15. prominence
16. radiation zone
17. convection zone

#### Matching:

- 7. solar flare → f. eruptions that occur when the loops in sunspot regions suddenly connect
*(Solar flares are sudden bursts of energy from the Sun's surface due to magnetic reconnection.)*

- 8. core → h. the center of the sun
*(The core is the innermost part where temperature and pressure are highest.)*

- 9. chromosphere → b. the layer of the sun’s atmosphere that has a reddish glow
*(This layer is visible during eclipses and emits red light.)*

- 10. sunspot → d. areas of gas on the sun’s surface that are cooler than the gases around them
*(Sunspots appear dark because they are cooler than surrounding regions.)*

- 11. corona → c. the layer of the sun’s atmosphere that looks like a halo during an eclipse
*(The corona is the outermost atmosphere, visible during total solar eclipses.)*

- 12. nuclear fusion → j. the joining of hydrogen atoms to form helium
*(In the Sun’s core, hydrogen nuclei fuse to form helium, releasing energy.)*

- 13. photosphere → a. the layer of the sun’s atmosphere that gives off visible light
*(This is the visible "surface" of the Sun; it emits most of the light we see.)*

- 14. solar wind → g. a stream of charged particles produced by the corona
*(The solar wind consists of high-energy particles escaping from the corona.)*

- 15. prominence → e. reddish loops of gas that link parts of sunspot regions
*(Prominences are large arches of plasma extending from the Sun’s surface, often associated with sunspots.)*

- 16. radiation zone → k. the layer of the sun’s interior where energy is transferred mainly by electromagnetic radiation
*(Energy travels through this zone via radiation, not convection.)*

- 17. convection zone → i. the outermost layer of the sun’s interior
*(This is the top layer of the Sun’s interior, where energy moves by convection currents.)*

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✔ Final Answers:

#### Diagram Labels:
1. Corona
2. Chromosphere
3. Core
4. Photosphere
5. Radiation zone
6. Convection zone

#### Matching Vocabulary:
7. f
8. h
9. b
10. d
11. c
12. j
13. a
14. g
15. e
16. k
17. i

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