Unit 2 Crossword Puzzle

What is the sun and all of the bodies that orbit the sun?
What model does Earth and the other planets orbit the sun?
What model has Earth as the center of the solar system?
What apparent shift in the position of an object when viewed from different locations called?
What is the force of attraction between objects that is due to their masses and the distances between them?
What is the path that a body follows as it travels around another body in space?
What is the inward force that causes an object to move in a circular path?
What cloud, from which the solar system formed?
What larger bodies, from which planets formed?
What are dark areas that form on the surface of the sun?
What is an explosive release of energy that can extend outward as far as the sun's outer atmosphere?
What are loops of relatively cool gas that extends above the photosphere?
What are the four small, dense, rocky planets that orbit closest to the sun?
What equals the average distance between the sun and Earth, or approximately 150 million km?
What has deep, massive gas atmospheres, which are made up mostly of hydrogen and helium?
What is a disk of material that circles a planet and consist of orbiting particles?
What is a celestial body that orbits the sun and is round because of its own gravity?
What is a region of the solar system that begins just beyond the orbit of Neptune and contains small bodies mostly of ice?
What is any of the minor bodies in the Kuiper Belt outside the orbit of Neptune?
What is a small body of ice, rock, and dust that follows a highly elliptical orbit around the sun?