SCIENCE CONCEPT: Lift occurs when the pressure on the upper surface on an object (wing) is less than the pressure on the lower surface. STUDENT OBJECTIVE: The student will observe the effect of faster moving air. OVERVIEW: The student will experiment with two suspended balloons to observe the effect of faster moving air. TEACHER TEXT:

PREPARATION TIME: 10 minutes. LESSON TIME: 10 minutes. TEACHER PREP: Gather needed materials. Find an adequate hanging location for this activity. WORDS TO KNOW: air blow faster pressure slower

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