If We Had Sent a Radio Signal to an Advanced

question 7

Multiple Choice

If we had sent a radio signal to an advanced civilization in 2006 which is located in the zeta reticuli star system approximately 39 light-years away and the signal was immediately replied to, when would the reply arrive back at Earth?

• A) 2084
• B) 2012
• C) 2045
• D) 2039

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Definitions:

Neurotransmitter

Chemicals in the nervous system that transmit signals from one neuron to another across synapses.

Behavioral Effects

The impacts or changes in behavior that result from exposure to a stimulus or from participation in a specific behavior.

Dopamine

A neurotransmitter in the brain that plays a major role in reward-motivated behavior, movement, and cognition.

Brain Tumor

An abnormal growth of cells within the brain, which can be benign (non-cancerous) or malignant (cancerous), affecting various cognitive and physical functions.