1. A contact lens and a sewing needle are pretty much the sameweight. Why is one of these a lot more comfortable resting on youreye? Ah! ?? (everyday life)
2. Write what you remember about Pascal's principle withoutreading anything. Now go see how right you are!
3. How many 1/4 pound burgers do we need to stack on a tablethat is 1 meter by 1 meter to be the equivalent of 1 atmosphere?How many starving pygmy vampire bats would this feed for a lightyear?
4. A pipe contains an incompressible fluid. At some point alongits path the pipe doubles in diameter. How does this affect thevelocity of the fluid inside?
5. Picture of a cubic meter of water. How much do you think itweighs? Find the density of water then find the mass of a cubicmeter of water and then multiply by gravity to see how close youwere!
6. Do the same thing for a backpack of gold.
7. Which direction does a buoyant force point?
8. Compare the buoyant force and the weight for an object thatsinks and floats.
9. What does the buoyant force for a submerged object dependon?
