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uction Quiz - Springion 13 / 3 pointsThe radioactive gas that may be found inside your home is:Question options:radonpoloniumxenonargonuraniumtion3 / 3
pointThe asteroid belt lies mainly between the orbits of these two planets:
pointThe solar system is part of this Earth system:Question options:biospherecryospherehydrospheregeosphereexospheretion3 / 3pointThe dominant gas in the Earth's atmosphere is:point
Which is not a line of evidence for the origin of the solar system?Question options:Planetary orbits lie basically in a planeThe orbits of the planets are ellipticalPlanets orbit the sun in a clockwise directionThe chemical compositions of the planets change with distance from the SunJovian moons orbit their planets like miniature solar systemstion4 / 4pointAccording to the scientific method, a well-tested and widely accepted view that scientists agree best explainsa series of observations is a:Question options:theoryobservationhypothesislawnone of the abovetion3 / 3pointWhich of the following is not a terrestrial planet: