In Some Particle Physics Theories,the Universe Must Have More Than

question 41

Multiple Choice

In some particle physics theories,the universe must have more than three spatial dimensions,but we experience only three.Why would we not see the other spatial dimensions?

• A) The other seven spatial dimensions are tightly wrapped around each other and have not expanded.
• B) The other nine spatial dimensions are too small to be noticeable.
• C) The other seven spatial dimensions undergo inflation and flatten themselves out.
• D) The other nine spatial dimensions wrap around each other and form the temporal dimension.

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Definitions:

Null Hypothesis

An initial assumption made for statistical analysis that suggests no significant effect or relationship exists between variables.

Proportion

A measure that represents a part of a whole as a fraction or percentage.

T Distribution

A probability distribution used in statistics for estimating population parameters when the sample size is small and the population variance is unknown.

Degrees of Freedom

The number of independent values or quantities that can be assigned to a statistical distribution or in the calculation of a statistic.