Across
- 3. Positively charged subatomic particle of an atom.
- 4. _________ changes are changes in matter that can be observed such as color and state of matter.
- 7. One of the evidences of a chemical reaction in which a sold forms when two liquids are chemically combined.
- 11. __________ beam balance is an equipment used to measure mass.
- 12. ________ front A type of air front that brings thunderstorms followed by fair cold weather.
- 13. The unit for force
- 15. Center of an atom where protons and neutrons are located.
- 16. Created by transform boundaries.
- 17. Factors in an ecosystem that is nonliving
- 19. __________ maps are maps that show elevation through contour lines.
Down
- 1. A type of boundary movement where plates move toward each other.
- 2. speed in a given direction.
- 5. distance covered per unit of time.
- 6. Color of stars that are cold and are found on the right side of the HR diagram
- 7. Creates their own food and is the source of energy for consumers in a food chain/web.
- 8. ________ electrons are found in the last or outermost shell or energy level of an atom.
- 9. Factors in an ecosystem that is living
- 10. Biggest and brightest of the stars and are found at the top of the HR Diagram
- 14. Tendency of objects to resist any change in their motion.
- 18. Transfer of heat through fluids.