Question

Using two different instruments I measured the length of my foot to be 27 centimeters and 27.00 centimeters. Explain the difference between these two measurements.​

Answer 1

Answer:

As you used two diferent instruments, one is more sensitive than the other.

Explanation:

The sensitivity of an instrument is the minimum amount of magnitude that can be  differentiate a measurement system.

In method A, you got 27 cm, so if in method B, you got 27.00, method B is more sensitive. It's like saying that one system measures more than the other