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3
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Below the photosphere is the _____.
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4
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_____: The Solar Terrestial Relations Observatory, two orbiting satellites that give a constant three-dimensional view of solar activity.
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5
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Some _____ and radar detectors track the Sun's influence predict space weather events.
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6
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_____: The Solar Heliospheric Observatory, which focuses on the Sun's upper layers and corona.
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9
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The _____ is the layer beneath the convective zone and is a very descriptive name because this region truly does radiate heat rom the center of the Sun up to the convective zone.
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11
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The _____ is the period in a sunspot cycle when they taper off over five years until there are few sunspots.
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12
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The Sun is essentially a big sphere of _____.
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13
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The Global Oscillations Network Group (GONG) focuses on sound waves moving through the Sun, a science called _____.
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14
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_____ is a constantly blowing stream of charged particles which extends out about 100 astronomical units (a hundred times the distance between Earth and the Sun) and creates a huge bubble that surrounds the solar system.
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15
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Beneath the chromosphere is the _____, where temperatures range from 4,226 degrees Celcius to 5,700 degrees Celcius.
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17
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The second layer of the Sun's atmosphere, the _____, is a thin, reddish-hued layer of gases, and its temperature changes from 3,500 degrees Celcius at the base to about 34,726 degrees Celcius where it transitions up to the corona.
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18
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Beyond the solar wind's huge bubble is _____, where other stars go through the process of nuclear fusion just as our Sun does.
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20
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_____: The Solar Dynamics Observatory, which gives real-time imagery of the Sun and its outbursts and does helioseismology.
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24
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Halfway through each sunspot cycle, during a time called _____, we see many sunspots.
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1
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The solar wind bubble's inner edge is called the _____.
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2
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Beneath the radiative zone is the _____; which is an inner spectrum, a huge nuclear furnace (it's the place where nuclear fusion takes place).
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3
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Other solar explosions called _____ hurl huge masses of energized gas (plasma) out into space.
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7
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Solar physicists peer inside the Sun, using a set of special instruments called the _____.
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8
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Sunspots are related to solar activity, particularly in bright outbursts called _____.
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10
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The outer solar atmosphere of the Sun is called the _____; and is an incredibly thin layer of gas superheated to temperatures well over a million degrees.
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14
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Coronal mass ejections occur most often during the period of maximum solar activity and cause a pohenomenon called _____, which occurs throughout the solar system.
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16
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The study of the physics of the Sun is called _____ and is a very active area of research.
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19
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The _____ is a star and the biggest source of heat and light in our solar system; without it, life might not exist, and that makes it very important to us.
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21
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_____ is energized gas.
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22
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_____ telescopes measure all aspects of the Sun's surface and atmosphere.
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23
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_____ are areas threaded with magnetic fields and look dark because they are cooler than the surrounding regions.
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