Across
- 1. the state of the atmosphere over a short period of time
- 4. an imaginary line around the earth that divides it into the northern and southern hemispheres
- 5. the weather conditions of a particular region over a long period of time
- 7. a branch of science that focuses on the atmosphere, weather and weather forecasting
Down
- 2. the number of heat units needed to raise the temperature of an object by one degree Celsius
- 3. a force that acts between particles of the same substance to hold them together
- 6. a force that acts between particles of different substances to hold them together