Volume and Capacity
Year 3 students explore volume and capacity by comparing, ordering, and measuring containers using litres and millilitres.
What You Need to Know
Key Concept Diagram
Capacity is the amount a container can hold; volume is the amount of space a substance takes up
Litres (L) are used for larger amounts; millilitres (mL) for smaller amounts
1 litre equals 1000 millilitres
Measuring jugs have marked scales that let us read the capacity of a liquid
Key Vocabulary
Capacity
The maximum amount a container can hold
Volume
The amount of space occupied by a liquid or solid
Litre (L)
A unit of capacity; a standard water bottle holds about 600 mL
Millilitre (mL)
A small unit of capacity; 1000 mL makes 1 litre
Knowledge Check
Select the correct answer for each question. Click "Check Answer" to see if you are right.
Question 1
How many millilitres are in 1 litre?
Question 2
A jug holds 2 L of water. How many mL is that?
Question 3
Which container would most likely hold 250 mL?
Key Concepts Summary
- ●Capacity is the amount a container can hold; volume is the amount of space a substance takes up
- ●Litres (L) are used for larger amounts; millilitres (mL) for smaller amounts
- ●1 litre equals 1000 millilitres
- ●Measuring jugs have marked scales that let us read the capacity of a liquid