What Are Cosmic Rays

question 89

Multiple Choice

What are cosmic rays?

• A)another name for gamma rays and X-rays
• B)fast moving dust particles in the interstellar medium
• C)subatomic particles that travel close to the speed of light
• D)lasers used as weapons by extraterrestrials

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Definitions:

Lewis Structure

A diagram that represents the valence electrons of atoms within a molecule, illustrating the bonding between atoms and the existence of lone pairs of electrons.

Acetic Acid

A weak, organic acid that gives vinegar its characteristic smell and sour taste; used as a chemical reagent.

Lone Pairs

Electron pairs in the outer shell of an atom that are not involved in chemical bonding.

Orbital

An equation that represents the wave-like actions of one or two electrons in an atomic structure.