Length Objects

I can use a ______ to measure length?

• clock

• ruler

• thermometer

The length of my eraser is about ______.

• 3 m

• 3 cm

The length of the book is _______.

• less than 1 m

• more than 1m

Estimate the length of the knife.

• 17 m

• 17 km

• 17 cm

Select True or False for each statement

Pencil 1 is LONGER than Pencil 2. ​ ​ (a)     ​

Pencil 3 is SHORTER than Pencil 2. ​ ​ (b)     ​

Pencil 2 is LONGER than Pencil 1. ​ ​ (c)     ​

Pencil 1 is SHORTER than Pencil 1. ​ ​ (d)     ​

BONUS:

Pencil 1 is SHORTER than Pencil 3. ​ ​ (e)     T

• FALSE

• TRUE

Estimate the length of the object given below:

• 5 cm

• 5 km

Estimate the length of the object given below:

• 10 cm

• 10 km

What is the closest length of a paperclip?

• 3 centimeters

• 5 centimeters

• 13 centimeters

• 30 centimeters

How much longer is the blue pencil than the green pencil?

_____ cm

Mathematical Equivalence

ON

Write a 1 next to the shortest object and a 3 next to the longest

​ (a)  

​ (b)  

​ ​ (c)  

• 2

• 3

• 1