Measurement | Term 1 Chapter 4 | 2nd Maths - Standard units of measuring length | 2nd Maths : Term 1 Unit 4 : Measurement
Chapter: 2nd Maths : Term 1 Unit 4 : Measurement
Standard units of measuring length
Standard units of measuring length
Travel Through
Keywords: Centimetre, Metre, Scale
Teacher’s Note: Teacher can facilitate the children to discuss about the
use of standard units of measurement.
Learn
Measuring by standard unit
Objects
of greater length are measured in metre (m) and
objects of smaller length are measured in centimetre
(cm).
Photo
frame is measured in Centimetre.
Saree
is measured in metre.
Practice
Tick
(✔) the appropriate unit
to measure the following objects.
Learn
Measuring length
Let
us learn to measure the length of the objects using scale.
Teacher’s Note: Teacher should encourge children to count the centimetre.
The object can be kept at different value say 3cm or 5cm instead of 0 to ensure
the children count and right the length of the object.
Practice
Observe
the picture in previous page and write the length of the objects. One is done
for you.
Length of the comb is 12 cm.
Length of the straw is 10 cm.
Length of the pencil Is 14 cm.
Length of the crayon is 7 cm.
Activity
Fill in the boxes by measuring the length of the objects using
handspan, eraser and centimetre scale.
Teacher’s Note:
i. Teacher can make the students to measure various objects in
the surrounding by guessing and by actual measurement.
ii. Enable the students
to appreciate the need for standard tool for measuring length.
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