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Science Explosion 12
BJU 6th Science - Chapter 11
| Question | Answer |
|---|---|
| photosphere | the surface of the Sun |
| chromosphere | the atmosphere of the Sun; located above the Sun’s surface |
| corona | the outermost part of the Sun; located above the Sun’s chromosphere |
| sunspot | dark spot on the surface of the Sun; seems to be related to magnetic storms |
| facula | a bright cloud of gas on the Sun’s surface; usually accompanies sunspots (plural-faculae) |
| solar flare | a temporary flash created by solar storms that explode from the Sun’s surface |
| solar prominence | a huge stream of gas that extends out past the Sun’s atmosphere into the Sun’s corona; it glows for days or weeks |
| solar wind | electrically charged particles from the Sun, carried from the Sun to Earth’s atmosphere |
| aurora | the light show near Earth’s Poles that is caused by the solar wind and Earth’s magnetic field |
| revolution | each complete orbit a planet makes around the Sun |
| axis | an imaginary line from the north pole to the south pole through the center of the planet around which a planet rotates |
| rotation | the turn of a planet around its axis |
| terrestrial planet | a rocky, dense planet |
| satellite | any object that rotates around another body in space |
| solar eclipse | an eclipse in which the Moon passes between the sun and Earth |
| totality | the event that occurs when a celestial body completely eclipses another celestial body |
| lunar eclipse | an eclipse that occurs when the Moon passes through Earth’s shadow |
| probe | an unmanned space craft that is controlled from Earth |
| International Space Station | a facility that orbits Earth and is maintained and used by astronauts from sixteen different countries (the ISS) |
| dehydrated | the water has been removed (as in food for astronauts) |