Measurement In Science and Technology — Syllabus
NIOS · Class 10 · Science & Tech
What Measurement In Science and Technology covers in NIOS Class 10 Science & Tech: 4 topics, for the 2026-27 session.
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Topics in Measurement In Science and Technology
1. Meaning and Need of Measurement
- Measurement means counting the number of times a chosen scale or standard is used.
- A physical quantity must be written as a number along with a unit.
- Measurement is necessary in daily life, trade, science, travel, sports, stitching, and cooking.
2. Ancient and Historical Units
- Early measurements used parts of the human body such as digit, foot, cubit, hand span, fathom, and pace.
- Body-based units were arbitrary, inaccurate, and different from person to person.
- The Egyptians solved the problem of accurate length measurement around 3000 B.C. by using the standard cubit.
3. Modern Measurement Systems and SI Units
- The metric system began after the French Revolution and supported decimal-based measurement.
- The Metre Convention was signed in 1875 for worldwide adoption of the metric system.
- The SI system was adopted at the 11th CGPM in 1960.
4. Derived Units and Special Names
- Derived units are obtained from base units.
- Area, volume, speed, acceleration, density, work, force, pressure, energy, and power are derived quantities.
- Some derived units have special names for convenience.
Key Concepts
Central concept: Measurement as the foundation of science, technology, and standardized physical quantities
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