Question

Find the order of magnitude of the quantity 688102894.

Answer 1

Answer:

The order of magnitude of a physical quantity is its magnitude in powers of ten when the physical quantity is expressed in powers of ten with one digit to the left of the decimal. Orders of magnitude are generally used to make very approximate comparisons and reflect very large differences.

Answer 2

The order of magnitude of 688102894 is 6.88102894 x 10^-8

An order of magnitude is an exponential change of plus or minus 1 in the value of a quantity or unit. The word is most commonly associated with scientific notation that uses a power of ten.

To make the size of numbers and measures of things more intuitive and understandable, the order of magnitude is used. It's commonly used to make rough comparisons between two numbers. When the circumference of the Sun is compared to the Earth's circumference, the Sun's circumference is many orders of magnitude larger.

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