Determine the number of significant digits in the measurement. 0.79 cm

2 significant digits

Step-by-step explanation:

To answer this, it is necessary to understand the definition of significant digits or significant figures.

This means that it is seeking digits that contributes to the measurement resolution, which is any digits that follows after the initial zeroes.

To make things clearer, I will provide a few examples:

- 634 has 3 significant digits

- 14 has 2 significant digits

- 00876 has 3 significant digits

- 0.0006754 has 4 significant digits

- 6508 has 4 significant digits

From the last example, realize that zeroes that come after any digits from 1 to 9 are considered significant digits as it contributes to the size of the number.