mass energy

Example Sentences

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According to the Standard Model and previous mass measurements, the W boson should weigh about 80.357 billion electron volts, the unit of mass-energy favored by physicists.

From New York Times • Jun. 13, 2022

To accommodate the units of the other terms in the mass-energy equation, the mass must be expressed in kg, since 1 J = 1 kg m2/s2.

From Textbooks • Feb. 14, 2019

In this case, the average mass-energy in a volume V of space is E = ρcritV.

From Textbooks • Oct. 13, 2016

To go back in time by one year, unfortunately, you'd need a loop containing about half the mass-energy of an entire galaxy.

From Time Magazine Archive

Physicists theorize that up to 27 percent of the mass-energy content of the universe is composed of what they refer to as dark matter.

From "We Are the Ants" by Shaun David Hutchinson