Chapter 1, Problem 1.11P

Interpretation Introduction

Interpretation:

The reason should be explained for the more usefulness of qualitative observation than a non-quantitative observation. Whether the following observations are quantitative or not should be identified.

1. The Sun rises in the east.
2. A person weighs one-sixth as much on the Moon as on Earth.
3. Ice floats on water.
4. A hand pump cannot draw water from a well more than 34 ft. deep.

Concept Introduction:

An observation which can be counted / measured or results in any numeric is known as quantitative observation. For an example: number of moles, molarity etc.

An observation which can be observed but can’t be measured is known as non-quantitative observation. For an example: color of sample, texture of sample etc.