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Mind Map: Units and Measurements - NEET

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FAQs on Mind Map: Units and Measurements - NEET

1. What are the SI units of mass, length, and time?
Ans. The SI units of mass, length, and time are kilogram (kg), meter (m), and second (s) respectively.
2. How is temperature measured in the SI system?
Ans. Temperature is measured in the SI system using the Kelvin (K) scale.
3. What is the difference between accuracy and precision in measurements?
Ans. Accuracy refers to how close a measured value is to the true or accepted value, while precision refers to how close multiple measurements of the same quantity are to each other. In other words, accuracy indicates the correctness of a measurement, while precision indicates the consistency or repeatability of measurements.
4. What is the conversion factor between Celsius and Kelvin temperature scales?
Ans. The conversion factor between Celsius and Kelvin temperature scales is 1, as the Kelvin scale is an absolute temperature scale with 0 K representing absolute zero, while the Celsius scale has its zero point defined arbitrarily.
5. How can you convert a measurement from one unit to another within the SI system?
Ans. To convert a measurement from one unit to another within the SI system, you can use conversion factors. Conversion factors are ratios that relate the two units and can be multiplied or divided to convert the measurement. For example, to convert a length from meters to centimeters, you can multiply the measurement by 100, as there are 100 centimeters in 1 meter.
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