What Is the Speed of an Electron That Has the Same

question 21

Multiple Choice

What is the speed of an electron that has the same momentum as a photon with a wavelength in vacuum of 488 nm? The mass of an electron is 9.11 × 10^-³¹ kg.

• A)1.5 × 10³ m/s
• B)1.9 × 10³ m/s
• C)2.1 × 10³ m/s
• D)2.3 × 10³ m/s
• E)2.9 × 10³ m/s

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Definitions:

Pit Vipers

A family of venomous snakes known for their heat-sensing pit organs located between the eye and nostril on either side of the head, assisting in detecting warm-blooded prey.

Vestibulocochlear Nerve

A cranial nerve responsible for hearing and balance, transmitting information from the inner ear to the brain.

Linear Acceleration

A measure of the rate of change of velocity of an object, with respect to time, in a straight line.

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