Potential Energy of Point-Charges: an Electron Is Released from Rest

question 4

Multiple Choice

Potential energy of point-charges: An electron is released from rest at a distance of 9.00 cm from a proton. If the proton is held in place, how fast will the electron be moving when it is 3.00 cm from the proton? (m_el = 9.11 × 10^-31 kg, e = 1.60 × 10^-19 C, k = 1/4πε₀ = 8.99 × 10⁹ N ∙ m²/C²)

• A) 75.0 m/s
• B) 106 m/s
• C) 130 m/s
• D) 1.06 × 10³ m/s
• E) 4.64 × 10⁵ m/s

Explain the role and types of joints and their functional anatomy in human motion.

Identify the biochemical processes and muscle structures involved in exercise.

Discuss how genetic mutations can affect muscle function.

Understand the structural differences between muscle types and their functional implications.

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Definitions:

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The degree to which an individual's attitudes, opinions, and beliefs remain consistent over time, despite external factors or influences.

Environment

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Attitudes

Psychological tendencies expressed by evaluating a particular entity with some degree of favor or disfavor.

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