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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) |