What Do We Mean When We Say That Particles Such

question 75

Multiple Choice

What do we mean when we say that particles such as neutrinos or WIMPs are weakly interacting?

• A)They interact with other matter only through the weak force and not through gravity or any other force.
• B)They are only weakly bound by gravity, which means they can fly off and escape from galaxies quite easily.
• C)The light that they emit is so weak that it is undetectable to our telescopes.
• D)They respond to the weak force but not to the electromagnetic force, which means they cannot emit light.

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Definitions:

Absolute Measure

A quantitative way of assessing a variable or phenomenon that is not relative to other variables or phenomena.

Relative Measure

An assessment or quantification that is expressed as a relationship or comparison to another quantity or unit.

Poverty Threshold

The essential level of earnings required to live a decent life in a certain country.

Wage Earner's

Individuals whose income is derived primarily from their employment salary or wages.