1. The document discusses the key differences between volume and capacity. Volume refers to the three-dimensional space an object occupies, while capacity refers to how much a container can hold when full.
2. Volume is measured in cubic units and is calculated by multiplying length, width, and height. Capacity can be measured in various units like liters or gallons and refers to a container's ability to hold liquids or gases.
3. The document provides examples to illustrate these differences and includes a comparative chart contrasting volume and capacity.