Objective – Use precise scientific language in oral and written communication. Name ______________________________________________________________ Solar System Unit Vocabulary Complete the puzzle using the clues shown below. Across Created with Discovery Channel School's PuzzleMaker. 3. The pull that gravity has on an object 4. The amount of matter in an object. 7. The measurement of the amount of space between objects. 8. A push or a pull. 9. Objects are made of ice, dust, and gases that orbit the Sun and form a tail as it passes close to the Sun. Objective – Use precise scientific language in oral and written communication. Down 1. Celestial objects that revolve around the Sun and do not produce their own light. 2. The system made of eight planets and other objects that all orbit the Sun; the Sun is also part of the Solar System. 5. Irregular pieces of rock moving through space in an area between the planets Mars and Jupiter. 6. The power that attracts one object to another. Asteroids Comets Distance Force Mass Gravitational Force Planets Gravity Solar System Objective – Use precise scientific language in oral and written communication. Solar System Unit Vocabulary – Key