Across
- 3. a huge object in space that gives off heat and light
- 5. a description of how something works or why something happens
- 7. observations or measurements recorded in an investigation
- 8. an attempt to find out about something
- 9. information that supports an answer to a question
Down
- 1. something scientists make to answer questions about the real world
- 2. the planet we live on
- 3. the only star in our solar system
- 4. the sun, planets that orbit the sun, and other objects that orbit the sun
- 6. a scientist who studies stars, planets, and other objects in the universe
