Across
- 2. A pure substance made of only one type of atom.
- 3. The basic building blocks of matter, consisting of protons, neutrons, and electrons.
- 6. A prediction of what the weather will be like in the future based on current conditions and patterns.
- 7. Vocabulary List:
- 8. The center of an atom, containing protons and neutrons.
- 9. The layer of gases surrounding the Earth that protects and sustains life, where weather occurs.
- 10. The amount of water vapor present in the air, affecting how comfortable it feels outside.
Down
- 1. Water in any form falling from the sky, such as rain, snow, sleet, or hail.
- 4. A group of atoms bonded together.
- 5. A subatomic particle with a negative charge, orbiting the nucleus of an atom.
- 11. A measure of how hot or cold something is, usually in degrees Fahrenheit or Celsius.