Question

reading scales (significant figures)
i. linear measurement
this is the same ruler from the first page. please read and complete the measuring there.
centimeters (cm)

Explanation:

Step1: Read the first ruler

For the first ruler marked in centimeters, each small - division represents 0.1 cm.

• a. The mark is at 11.4 cm.
• b. The mark is at 12.0 cm.
• c. The mark is at 13.6 cm.
• d. The mark is at 12.2 cm.
• e. The mark is at 12.8 cm.

Step2: Read the second ruler

For the second ruler with values from 0 - 100, each large division represents 10 and each small - division represents 1.

• a. The mark is at 57.
• b. The mark is at 74.
• c. The mark is at 56.5.
• d. The mark is at 73.5.

Answer:

First ruler:
a. 11.4 cm
b. 12.0 cm
c. 13.6 cm
d. 12.2 cm
e. 12.8 cm
Second ruler:
a. 57
b. 74
c. 56.5
d. 73.5