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In the world of science and engineering, accurate measurements play a crucial role in understanding the universe's intricacies. The metric system provides a standardized and convenient way to measure quantities. The meter is the fundamental unit of length in the metric system, but in some cases, it becomes necessary to express measurements in smaller units. This article explores the conversions between meters and its subunits: nanometers, micrometers, millimeters, centimeters, and angstroms. The Meter - A Fundamental Unit The meter (m) is the primary unit of length in the International System of Units (SI). It is defined as the distance that light travels in a vacuum during 1/299,792,458 seconds. The meter serves as a basis for all other length measurements within the metric system. Converting to Nanometers (nm) Nanometers are a subunit of the meter, representing one billionth of a meter. To convert meters to nanometers, multiply the meter value by 10^9. This is because “nano“ denotes a factor of 10^-9. Conversion: 1 meter (m) = 1,000,000,000 nanometers (nm) Converting to Micrometers (μm) Micrometers are another subunit of the meter, representing one millionth of a meter. To convert meters to micrometers, multiply the meter value by 10^6. This is because “micro“ denotes a factor of 10^-6. Conversion: 1 meter (m) = 1,000,000 micrometers (μm) Converting to Millimeters (mm) Millimeters are a subunit of the meter, representing one thousandth of a meter. To convert meters to millimeters, multiply the meter value by 10^3. This is because “milli“ denotes a factor of 10^-3. Conversion: 1 meter (m) = 1,000 millimeters (mm) Converting to Centimeters (cm) Centimeters are also a subunit of the meter, representing one hundredth of a meter. To convert meters to centimeters, multiply the meter value by 10^2. This is because “centi“ denotes a factor of 10^-2. Conversion: 1 meter (m) = 100 centimeters (cm) Converting to Angstroms (Å) The angstrom (Å) is a unit of length commonly used in scientific research, particularly in the field of atomic and molecular physics. It is equal to one ten-billionth of a meter (10^-10 m). Conversion: 1 meter (m) = 10,000,000,000 angstroms (Å) Understanding conversions between meters and its subunits (nanometers, micrometers, millimeters, centimeters, and angstroms) is essential for accurate scientific measurements and engineering applications. By applying the appropriate conversion factors, scientists, engineers, and researchers can easily transition between different units of length, making their work more efficient and precise. The metric system's inherent simplicity and uniformity enable seamless communication and collaboration across diverse fields of study, ultimately advancing our understanding of the natural world. Problem: Which of the following is NOT equivalent to 10 micrometers. A) cm B) mm C) 10,000 nm D) 100,000 Angstroms
