How Old Was the Universe When Dark Energy Began to Accelerate

question 52

Multiple Choice

How old was the universe when dark energy began to accelerate its expansion?

• A) less than 1 second old
• B) 400 000 years old
• C) 1 billion years old
• D) 8 billion years old

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Definitions:

Meditators

Individuals who engage in the practice of meditation, focusing their mind on a particular object, thought, or activity to achieve a mentally clear and emotionally calm state.

Brain Change

Alterations in the structure or function of the brain, which can be due to growth, learning, injury, or aging.

Prescribe Depressant

The act of a healthcare professional authorizing the use of a medication that lowers neurotransmission levels in the brain, reducing arousal or stimulation in various areas.

Pleasure

A feeling of happiness, enjoyment, or satisfaction derived from an experience that is enjoyable or amusing.