Convert Earth's mass to pennyweight
Please provide values below to convert Earth's mass [M_earth] to pennyweight [pwt], or Convert pennyweight to Earth's mass.
How to Convert Earth's Mass to Pennyweight
1 M_earth = 3.84008517015693e+27 pwt
Example: convert 15 M_earth to pwt:
15 M_earth = 15 × 3.84008517015693e+27 pwt = 5.76012775523539e+28 pwt
Earth's Mass to Pennyweight Conversion Table
| Earth's mass | pennyweight |
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Earth's Mass
Earth's mass (M_earth) is a unit of mass representing the mass of the Earth, approximately 5.972 × 10^24 kilograms.
History/Origin
The concept of Earth's mass as a unit originated from scientific measurements of Earth's size and gravitational influence, becoming a standard reference in geophysics and astronomy.
Current Use
M_earth is used in scientific contexts to express planetary and astronomical masses, and in some cases, to compare the mass of other celestial bodies relative to Earth.
Pennyweight
The pennyweight (pwt) is a unit of weight traditionally used in measuring precious metals and gemstones, equivalent to 1/20 of a troy ounce or 1.555 grams.
History/Origin
Originating in the medieval period, the pennyweight was used in the troy weight system for weighing gold and silver, especially in the jewelry and precious metals industries. Its use has persisted in certain regions and industries for historical and practical reasons.
Current Use
Today, the pennyweight is primarily used in the jewelry trade and precious metals markets to specify weights of gold, silver, and gemstones, especially in the United States and in contexts where precise measurement of small quantities is required.