Across
- 2. a large cloud of gas and dust, such as the one that formed our solar system
- 4. is an educated guess that aims to answer the given problem
- 5. a force that is causing the expansion of the universe to accelerate
- 7. allows scientists to be curious of their surroundings
- 10. how long it takes for it to travel a complete orbit around the Sun
- 15. results which have been obtained through measurements
- 16. means everything
- 17. variables that are quantities or items that are kept constant throughout the experiment
- 18. an assembly of stars and related matter and gas
- 19. a variable that is the one that is changed by the scientist
Down
- 1. the law of periods
- 3. the law of areas
- 6. is the process used to plan and carry out a reliable scientific experiment and find an answer to a question
- 8. results can be quickly noted down as descriptions while a raw data table, chart, or graphs
- 9. applies to soundwaves
- 11. a theory that the universe formed in a huge explosion
- 12. oval shape centered on 2 points instead of 1 point
- 13. the law of orbits
- 14. the galaxy Earth is located in
- 20. variables that are the result of the changes that happened to the independent variable