Equipment: A pail of water. What it does: The pail is swung in a full circle and the water does not fall out when the pail is upside down. Concepts Demonstrated: Forces in circular motion. You may use ...

When you place a block of wood in a pail of water, the block displaces some of the water, and the water level goes up. If you could weigh the water that the wood displaces, you would find that its ...

A pail of water is swung in a full circle and the water does not fall out when the pail is upside down. Swing the pail vertically, starting with a low amplitude and working up to large amplitudes.

Earth is a really interesting place. When you take your bucket of water, all that water is moving through something called the water cycle. Sea levels are actually constantly changing. Each year ...