Measuring Length

1. The diagram shows an enlarged drawing of the end of a metre rule. It is being used to measure

the length of a small feather. What is the length of the feather?

• (A) 19 mm

• (B) 29 mm

• (C) 19 cm

• (D) 29 cm

2. A student wishes to find the volume of a small, irregularly-shaped stone. A ruler and a measuring cylinder containing some water are available.

Which apparatus is needed?

• (A) neither the ruler nor the measuring cylinder

• (B) the measuring cylinder only

• (C) the ruler and the measuring cylinder

• (D) the ruler only

3. A measuring cylinder is used to measure the volume of a quantity of water. Which measuring technique would not improve the accuracy of the measurement?

• (A) making sure that the measuring cylinder is vertical

• (B) making sure that the water surface is at eye level

• (C) reading the top of the water meniscus

• (D) using the smallest measuring cylinder available that will contain all the water

4. The diagram shows four identical spheres placed between two wooden blocks on a ruler. What is the diameter of one sphere?

• (A) 1.0 cm

• (B) 2.0 cm

• (C) 3.0 cm

• (D) 4.0 cm

5. The diagram shows a measuring instrument. Which quantity is this instrument used to measure?

• (A) Area

• (B) density

• (C) Length

• (D) Volume

6. Which option contains only apparatus that could be used to determine the volume of a small block of unknown material?

• (A) measuring cylinder, metre rule

• (B) measuring cylinder, stopwatch

• (C) metre rule, balance

• (D) metre rule, stopwatch

7. The diagram shows a measuring cylinder used to measure the volume of a small stone. What is the volume of the stone?

• (A) 8 cm³

• (B) 9 cm³

• (C) 14 cm³

• (D) 26 cm³

8. A student uses a measuring cylinder to measure the volume of some water. The diagram shows part of the measuring cylinder. The top and bottom of the meniscus are labelled. What is the volume of the water?

• (A) 47.0 cm^3

• (B) 47.5 cm^3

• (C) 49.0 cm^3

• (D) 49.5 cm^3

A student wishes to measure accurately the volume of approximately 40 cm³ of water. She has two measuring cylinders, a larger one that can hold 100 cm³, and a smaller one that can hold 50 cm³. The water forms a meniscus where it touches the glass.

• (A) Option A

• (B) Option B

• (C) Option C

• (D) Option D

10. The diagram shows part of a ruler. The ruler is used to find the length of a nail. What is the length of the nail?

• (A) 2.2 cm

• (B) 2.7 cm

• (C) 3.2 cm

• (D) 3.7 cm