Causal Explanation - UC San Diego
Causal Explanation - UC San Diego
Causal Explanation - UC San Diego
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Necessary causes<br />
• Something that is necessary to<br />
produce an effect:<br />
- Sex is necessary for producing babies<br />
- Oxygen is necessary for combustion<br />
- Herpes zoster is a necessary cause<br />
of chickenpox<br />
- Early exposure to language is<br />
necessary for normal language<br />
development