Discover! Exploring The Universe (ENHANCED eBook)
The activities in this book reinforce basic concepts in the study of the universe, including the planets, stars, comets, astronomers and their tools, and space travel. General background information, suggested activities, questions for discussion, and answers are included. Encourage students to keep completed pages in a folder or notebook for reference and review.
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88 days antenna Aristarchus Asteroid Belt astronomer atoms are fused axis billion brightness cloud discovered dust Earth’s atmosphere Edwin Hubble electromagnetic radiation elliptical orbits EXPLORING THE UNIVERSE eyepiece Galileo gamma rays gases Halley’s comet heat and light heavenly bodies helium helium atoms Hipparchus infrared Inner Planets Jupiter Jupiter’s moons Kapteyn known moons launched layer lens convex light rays lunar Mariner Milky Way galaxy nebulae Neptune Neptune’s Newton Nuclear fusion observatory Oort optical telescopes orbit the sun outer planets Pluto probe radiation energy radio telescope radio waves red giant red shift reference sources reflecting telescope rotation satellites Saturn Shapley Skylab solar system space spectroscope Sun Moon Earth sun’s core sun’s light sun’s surface sunspot tail temperature types of radiation Uranus Venus Viking visible light Voyager wavelength white dwarf x-rays yellow dwarf