Length is how long an object is and is measured using a ruler. The standard unit for measuring length is the centimeter (cm), such as a pencil being 12.5 cm long. Liquids and gases do not have their own shape and instead take the shape of whatever container they are in.

1. What is Length?
• How long an object is.
• The Ruler is used to measure Length.

2. What is the Unit of measuring Length?
• We measure length in
Centimeter (cm).
• Example: The length of the pencil is 12.5 cm

3. What is the shape of the water in
different containers??

6. Liquids and gases don’t have
their own shape
Liquids and gases take the shape of
the container