According to the Big Bang Theory,why Do We Live in a Universe

question 39

Multiple Choice

According to the Big Bang theory,why do we live in a universe that is made of almost entirely of matter rather than antimatter?

• A)During the first 0.001 second after the Big Bang,particles and antiparticles were made in almost but not perfectly equal numbers.Everything annihilated except the very slight excess of matter particles.
• B)GUT theories predict that under the conditions that prevailed in the early universe,the normal laws of physics would have been suspended so that only matter particles were created,and no particles of antimatter.
• C)The fact that we live in a universe made of matter is not surprising,because antimatter has never been shown to exist for real.
• D)Einstein's famous equation E = mc² tells us that energy can turn into matter,but does not tell us that it can turn into antimatter.

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Definitions:

Obedience

The act of following orders or directions from authority, or conforming to rules or laws.

Bystander Effect

In social psychology, this refers to the occurrence where people are less inclined to provide aid to someone in distress if there are others present.

Social Loafing

The tendency for individuals to exert less effort when working in a group than when working alone.

Illusory Correlation

Illusory correlation is the cognitive bias of perceiving a relationship between variables, typically events or behaviors, even when no such relationship exists.