An Electron Is Accelerated from Rest Through a Potential Difference

question 41

Multiple Choice

An electron is accelerated from rest through a potential difference of 50.0 kV.What is the speed of the electron? (c = 3.00 × 10⁸ m/s,e = 1.60 × 10^-19 C,m_el = 9.11 × 10^-31 kg)

• A) 1.24 × 10⁸ m/s
• B) 1.33 × 10⁸ m/s
• C) 3.24 × 10⁸ m/s
• D) 3.33 × 10⁸ m/s
• E) 4.12 × 10⁸ m/s

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Definitions:

Chemical Communication

The use of chemical signals for information exchange between organisms, critical for processes like pollination and mating.

Scent Trail

A path marked by the smell left by the passage of an animal or person, often used by animals for navigation and hunting.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited by the second stimulus is eventually elicited by the first stimulus alone.

Natural Behavior

The instinctual or innate actions and reactions of an animal or human, not influenced by conscious thought or societal norms.