Name:    Lesson 2: Estimating Length

1.

Which item is more likely to be about 75 cm long?
 a. a textbook b. a desk c. a pencil d. a chalkboard

2.

Which item is more likely to be about 75 mm long?
 a. a paper clip b. a sheet of paper c. a pen d. a thumb tack

3.

Which item is more likely to be about 75 m tall?
 a. a desk b. a bookshelf c. a car d. a tree

4.

Which unit of measurement would you use to measure the height of a room?
 a. metres b. kilometres c. cenitmetres d. millimetres

5.

Which unit of measurement would you use to measure the width of a quarter?
 a. centimetres b. metres c. kilometres d. millimetres

6.

Which unit of measurement would you use to measure the length of a table?
 a. centimetres b. metres c. kilometres d. millimetres

7.

Anna’s driver’s licence shows her height as 150. Which unit of meauresment does this represent?
 a. millimetres b. kilometres c. centimetres d. metres

8.

The label on a piece of wood states its dimensions as 5 10 180. Which unit of measurement do these represent?
 a. centimetres b. millimetres c. kilometres d. metres

9.

The height clearance of a bridge over a highway is 4.5. Which unit of measurement does this represent?
 a. kilometres b. centimetres c. millimetres d. metres

10.

A plane is flying at an altitude of 10. Which unit of measurement does this represent?
 a. metres b. kilometres c. millimetres d. centimetres