The Speed of Light in Space Is

question 408

Multiple Choice

The speed of light in space is:

• A) infinite, traveling through space instantaneously.
• B) variable, depending on the speed of its source, but very large (on average, 3 × 10⁸ meters per second).
• C) 3 × 10¹⁰ meters per second, independent of the speed of the source.
• D) 3 × 10⁸ meters per second, independent of the speed of the source.

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Definitions:

Traditional Animal

A term that might refer to species commonly recognized or domesticated by human cultures throughout history, but without a precise scientific meaning.

Fossil Record

The collection of fossils that has been discovered, providing evidence about the history of life on Earth.

Structural Protein

Proteins that play a role in building and maintaining the shape and structure of cells and tissues, such as collagen in connective tissues.

Extracellular Matrix

A complex network of proteins and carbohydrates outside cells, providing structural and biochemical support to surrounding cells.