**Q2: **

Engy has 71 dominoes. Each one is 4 centimeters long. If she lines them up end to end as shown, how many meters long is the line of dominoes?

**Q3: **

Which measurement below is closest to the length of a car?

- A100m
- B1m
- C200m
- D3m

**Q4: **

Which of the following is a reasonable length for a tennis racket?

- A 1 m
- B 25 cm
- C 2 m
- D 60 cm
- E 4 m

**Q5: **

How long is the shown object in reality? Choose the answer that gives the best estimation.

- A 50 cm
- B 60 cm
- C 70 cm
- D 6 cm
- E 100 cm

**Q6: **

Estimate, in centimetres, the most likely length of a rubber.

- A 20 cm
- B 40 cm
- C 60 cm
- D 4 cm
- E 80 cm

**Q7: **

Which of the following is a reasonable length for a spoon?

- A 2 m
- B 50 cm
- C 1 m
- D 10 cm
- E 3 m

**Q8: **

Which of the following is a reasonable length for a toothbrush?

- A 5 dm
- B 70 cm
- C 12 mm
- D 12 cm
- E 2 m

**Q9: **

Which of the following is the best approximation for the length of an adult’s leg?

- A 2 m
- B 7 mm
- C 30 dm
- D 80 cm
- E 9 cm

**Q10: **

Which of the following would be the best estimate for the length of an adult’s shoe?

- A 90 cm
- B 4 mm
- C 8 dm
- D 28 cm
- E 7 m

**Q11: **

Estimate the answer in centimetres and complete the following statement: The length of your bed is .

- A 20 cm
- B 5 cm
- C 7 cm
- D 200 cm
- E 30 cm

**Q12: **

Which unit is most suitable for measuring the height of the great pyramid in Egypt?

- A m
- B cm

**Q13: **

Which of these is most likely to be the distance between two cities?

- A 84 m
- B cm
- C 44 km

**Q14: **

Which of these is most likely to be the length of a car?

- A 3 cm
- B 10 m
- C 10 cm
- D 3 m

**Q15: **

Which measurement below is closest to the length of a pencil?

- A 90 cm
- B 50 cm
- C 1 cm
- D 8 cm

**Q16: **

Which of the following would be the best estimate for the length of an adult's little finger?

- A 34 cm
- B 1 cm
- C 2 cm
- D 6 cm
- E 90 cm

**Q17: **

Choose the best unit to measure the height of a building.

- A m
- B cm

**Q18: **

Which unit is most suitable for measuring the length of a pen?

- A cm
- B m

**Q19: **

Which of the following would be the best approximation for the length of the longest side of a maths book?

- A 70 cm
- B 2 cm
- C 5 cm
- D 25 cm
- E 60 cm

**Q20: **

What is the approximate height of the Cairo Tower?

- A 200 cm
- B 2 m
- C 2 cm
- D 200 m

**Q21: **

Sally wants to measure the length of a plant cell. She has a microscope and a stage micrometer. Would she be more accurate measuring the length to the nearest millimeter or micrometer?

- A to the nearest micrometer
- B to the nearest millimeter

**Q22: **

Nabil estimates the height of a mountain to be cm. Is this realistic?

- ANo
- BYes

**Q23: **

Which of the following is a reasonable length for a door key?

- A 1 m
- B 50 cm
- C 2 m
- D 6 cm
- E 5 m

**Q24: **

Which of these is most likely to be the height of a classroom?

- A 300 m
- B 10 cm
- C 10 m
- D 300 cm

**Q25: **

Which of these is most likely to be the height of a teacher?

- A 160 m
- B 40 cm
- C 10 m
- D 160 cm