The Speed of Light Always Has the Same Value in a Vacuum

question 83

Multiple Choice

The speed of light always has the same value in a vacuum

• A) but its speed inside a transparent material depends on the temperature of the material and can be faster or slower than its speed in a vacuum.
• B) as well as in transparent materials.
• C) but is slower in transparent materials such as water and glass.
• D) but is faster in transparent materials such as water and glass.

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Definitions:

Heroin

An opioid drug derived from morphine, highly addictive and illegal, commonly associated with serious public health issues.

Morphine

An opioid medication derived from the opium poppy, used primarily to relieve severe pain by directly acting on the central nervous system.

Peyote Plant

The Peyote Plant is a small, spineless cactus with psychoactive alkaloids, most notably mescaline, used primarily in Native American ritual contexts.

Methadone

A synthetic opioid used primarily for drug addiction detoxification and maintenance therapy, especially in heroin addiction.