Pressure
1. We used force when we squeezed the bottle in this activity.
2. Gravity pulled the dropper to the bottom of the bottle.
3. Forces were transferred in this activity (from the bottle to the water)
4. Buoyancy is what made the dropper in this activity float.
5. The force to make the dropper “dive” came from your muscles (to squeeze the bottle.)
6. A term similar to buoyancy is floating.
7. When you squeezed the bottle, it caused the air bubble in the dropper to compress.
8. Buoyancy opposes gravity. Their force is in opposite directions.
9. Liquids can NOT be compressed.
10. The force that made the dropper float is buoyancy.
Sunday, January 24, 2010
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