About Tier 2 - Relation
Requires a few ideas, quantities or steps to be connected.
Difficulty describes the challenge, not the solver. It is a Society guide rather than a formal academic level.
The tier is a Society guide to the amount of reasoning, technical work and insight a problem is expected to require. Your experience may vary depending on the topic and your background.
On the Rocks
Fluids / Buoyancy - 3 min
A pure ice cube, containing no trapped object, floats freely in a glass of fresh water. It melts completely without any water spilling or being added. What happens to the water level?
Assumptions
Ignore evaporation and temperature-related density changes. Compare the settled levels.
More Options for On the Rocks
Collection question · Revision 1 · ID: floating-ice