1. February 14, 2014

2. Anemometer Lab Open your journal to your data table for the lab MEASURING WIND SPEED LOCATIONTRIAL 1 REV. / 10 SEC TRIAL 2 REV. / 10 SEC AVERAGE WINDSPEED

3. Anemometer An anemometer is a tool scientists use to measure wind speed. What kind of scientist would want to measure wind speed?

5. Cold Front

6. COLD FRONT

7. Cold Front-

8. What is Happening with a Cold Front? Advancing cold air replaces warmer air Cloud development due to rising warm air Frequent rain with possible thunderstorms Cooler temperature and drier air after frontal passage

9. Warm Front

11. What is Happening with a Warm Front Warm air replaces cooler air Less dense warm air moves over cold and pushes colder air Light to moderate rain Warmer, more humid temperatures after frontal passage

13. Stationary Front

14. What is Happening at a Stationary Front Air masses on either side of the boundary are not moving or are barely moving Cloudy, overcast, some light showers or drizzle Conditions do not change until another system moves through

15. Candle Activity