If a Material Has a Half-Life of 24 Hours,how Long

question 38

Multiple Choice

If a material has a half-life of 24 hours,how long do you have to wait until the amount of radioisotope is 1/4 its original amount?

• A)12 hours
• B)24 hours
• C)48 hours
• D)72 hours
• E)practically forever,but it may be safe by then

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Majority Voting

A decision-making process in which the option receiving more than half of the votes wins, commonly used in democratic elections and organizations.

Economically Inefficient Outcomes

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Paired-Choice Vote

A voting system where voters choose between pairs of candidates in a series of rounds, narrowing down the options to a winner.

Ranked Preferences

A method of ordering options or choices based on their desirability or importance to an individual or group.