Students know the evidence indicating that the planets are much closer to Earth than the stars are. Students know how the differences and similarities among the sun, the Terrestrial planets, and the gas planets may have been established during the formation of the solar system 1e. Students know the Sun is a typical star and is powered by nuclear reactions, primarily the fusion of hydrogen to form helium. E. Exploring Space 1. Collecting evidence 1d.
Students know the evidence indicating that the planets are much closer to Earth than the stars are.
Students know that stars differ in their life cycles and that visual, radio, and X-ray telescopes may be used to collect data that reveal those differences. Meteorology A. Atmosphere 1. Earth's Atmosphere 4c. Students know the different atmospheric gases that absorb the Earth's thermal radiation and the mechanism and significance of the greenhouse effect. Students know the thermal structure and chemical composition of the atmosphere.