Light from the Photosphere Reaches Earth Approximately __________ Times Faster

question 5

Multiple Choice

Light from the photosphere reaches Earth approximately __________ times faster than photons released in fusion in the core.

• A) 1,000
• B) 600,000
• C) 1 million
• D) 6 billion

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Definitions:

Cardiac Muscle

A kind of striated muscle that is involuntary and found solely in the heart, tasked with circulating blood throughout the body.

Isotonic Concentric Contraction

A type of muscle contraction where the muscle shortens as it contracts, maintaining constant tension.

Tension

The state of being stretched tight, often leading to stress or strain; in physics, it is the force that pulls materials apart.

Myosin Myofilaments

Protein filaments in muscle cells responsible for the contraction and generation of force.