In an "Atom Smasher," Two Particles Collide Head on at Relativistic

question 69

Multiple Choice

In an "atom smasher," two particles collide head on at relativistic speeds. If the velocity of the first particle is 0.741c to the left, and the velocity of the second particle is $0.543 c$ to the right (both as measured in the lab rest frame) , how fast are the particles moving with respect to each other?

• A) 0.916c
• B) 1.284c
• C) 0.934c
• D) 0.834c

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Definitions:

Observing Others

The act of watching the behaviors, actions, or reactions of individuals or groups to learn, analyze, or make inferences about them.

Unlearned Response

A natural, innate reaction to a stimulus that occurs without the need for prior experience or learning.

Classical Conditioning

A learning process that pairs a neutral stimulus with an unconditioned stimulus to trigger an involuntary response.

Desensitization

The type of sensory adaptation in which we become less sensitive to constant stimuli. Also called negative adaptation.