Daily round
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Money-and-life scenario: What optional payment commonly thanks a service worker?
Answer: tip
A tip is separate from mandatory service charges, so checking the bill helps avoid paying it twice unintentionally.
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Study-workshop scenario: Which outcome does an experimenter measure?
Answer: dependent variable
The dependent variable is recorded consistently so results can be compared across conditions.
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Study-workshop scenario: What testable proposed explanation guides an investigation?
Answer: hypothesis
A hypothesis must be testable, meaning evidence could show that it is unsupported.
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Digital-life scenario: Which security feature asks for a second proof after a password?
Answer: two-factor authentication
Two-factor authentication combines different proof types, so a stolen password alone is less useful to an attacker.
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Wellbeing-and-community scenario: What unpaid service gives time to support a community or cause?
Answer: volunteering
Volunteering can build skills and relationships, but organizations should provide appropriate safety and supervision.