Simultaneity: a Rocket Is Moving at 1/4 the Speed of Light

question 17

Multiple Choice

Simultaneity: A rocket is moving at 1/4 the speed of light relative to Earth. At the center of this rocket, a light suddenly flashes. To an observer at rest on Earth,

• A) the light will reach the front of the rocket at the same instant that it reaches the back of the rocket.
• B) the light will reach the front of the rocket before it reaches the back of the rocket.
• C) the light will reach the front of the rocket after it reaches the back of the rocket.

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Definitions:

Lexical Decision

A task in cognitive psychology where participants must decide as quickly as possible whether a string of letters is a real word or a non-word.

Fragment Completion

A technique or task used in cognitive and psychological assessments where an individual must complete or recognize incomplete stimuli, often used to measure memory or perception.

Grocery Shop

A retail store specializing in selling food products and various household items.

Hunger

The physiological need for food, experienced as a sensation that motivates the act of eating.