Choose a referent you could use for 1 cm.
1.
Explain your choice.
Use your referent from question 1.
2.
Find each object below.
Estimate its length or width.
Explain how the referent helped you.
a classmate’s shoe
a bulletin board
a marker
a)
b)
c)
Find each object.
3.
Measure its length and its width or height.
Record each measurement.
a paper clip
scissors
a tabletop
a)
b)
c)
width
width
length
length
length
height
Choose an object.
4.
Measure its height, length, and width.
Record your results.
Object
Height
Length
Width
bookshelf
Name an object that is about 10 cm long.
5. a)
Name an object that is about 50 cm high.
b)
How do you know your estimates are close?
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Unit 4 Lesson 5