48. Which planets have rings around them? A. Mercury, Venus, Earth, Mars B. Venus, Mars, Saturn, Uranus C. Saturn, Uranus, Jupiter, Earth D. Jupiter, Uranus, Satum, Neptune 49. Which of the following statements about Earth is true? A. It is the only planet in the solar system with a moon. B. It is the only planet in the solar system with an atmosphere. C. It is the only planet in the solar system known to support life. D. It is the only planet in the solar system that rotates on its axis. 50. Which of the following materials are needed in constructing a solar system model? A. Styrofoam balls, paint, cutter B. Basketball balls, scissor, plywood, glue C. Styrofoam balls, illustration board, paint, cotton D. Styrofoam balls, illustration board, paint, glue, pentel pen, ruler​