A bird lands on a birdhouse. Is the bird pushing from the outside or the inside?, Inside, Outside, The wind blows hard on a tall tent. What kind of force is the wind?, External, Internal, If you use your foot to kick a ball, is your foot an "Outside Push"?, Yes, No, You sit on a chair. The legs of the chair feel a "squeeze." Where is that squeeze?, On the outside (External), On the inside (Internal), What happens to Play-Doh when you put a heavy block on top of it?, it squishes, It stays a perfect ball, If you pull a rubber band, do you feel a "stretch" on the inside?, No, Yes, Which shape helps a tower stay strong and not break?, Square, Triangle, If an "Outside Push" (External Force) is too heavy, what happens to the tower?, Falls down or breaks, It grows taller.

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