1. Graduated cylinder – Tool commonly used to measure liquid volume accurately.2. Meniscus – The curved surface of liquid in a measuring cylinder.3. Volume – The amount of space something occupies.4. Milliliter (mL) – Unit used to measure small amounts of liquid.5. Water displacement method – Method for measuring volume of irregular solids.6. Liter (L) – Standard unit for large liquid quantities.7. Beaker – Used to hold and roughly measure liquids; less accurate.8. Meniscus line – The line from which the liquid measurement is read.9. Irregular solid – Objects like stones whose volume can be measured by displacement.10. Burette – Narrow cylinder with fine scale lines for precise liquid measurement.