Chapter 10, Problem 9STP

Summary Introduction

Introduction:

Scientists gather information from various experiments. This informationis called data. Most scientists use metric system when they collect data and perform experiments. The metric system uses powers of ten as units with divisions. The general Conference of Weights and Measures established the unit standards of the metric system in 1960. This system was called International System of Units, commonly called SI.

Answer to Problem 9STP

Correct answer :

The correct answer is option C. kilogram

Explanation of Solution

Explanation/justification for the correct answer:

OptionC. kilogram− Kilogram is the S.I unit of mass. Hence, this is the correct option.

Explanation for incorrect answer:

Option A. candela − Candela is the S.I unit of intensity of light and not mass. Hence, this is not the correct option.

Option B. kelvin- Kelvin is the S.I unit of temperature and not mass. Hence, this is not the correct option.

Option D. meter- Meter is the S.I unit of length and not mass. Hence, this is not the correct option.