Which term refers to a fact that naturally occurs in the universe? kevin weighed his baggage before going on a trip. in what unit did the measuring scale show the weight of his baggage? what is the shortened form of the unit?

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Step-by-step explanation:

A fact that occurs naturally in the universe is a (scientific) law, for example, the law of gravity.

Depending on where Kevin lives, the scale probably measured the weight of his baggage in pounds or kilograms.

The symbol for pound is lb, and the symbol for kilogram is kg.

However, weight is a force, the attraction of the Earth's gravity for an object. Scientists measure force in units of newtons, symbol N.

the answer is c.the valence of the atoms combine .