Take out your budburst packet and your Understanding Weather DRW Sunday, April 28, 2019 Objective: YWBAT analyze how the motions and complex interactions of air masses results in changes in weather conditions. Drill: What kind of weather is associated with a stationary front? Take out your budburst packet and your Understanding Weather DRW Homework Science Final May 22

Answer It will probably be cloudy, grey, and light drizzly precipitation. After the front passes, the weather will usually clear up.

Did you know…? Trees sometimes explode when struck by lightning. Why? Lightning causes the sap in the tree to vaporize (turn from a liquid to a gas). The steam expands rapidly as it is heated, causing the tree to explode.

Today’s Activities Drill Understanding Weather Quiz Budburst Conclusion

Explain how cold fronts form. Closure Explain how cold fronts form.

Conclusion Answer A cold front develops when a cold air mass moves under a warm air mass, forcing the warm air upward.