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Practice problem

Scientific Hypothesis — Definition & Examples

By Valeri Natole
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A plant grows when it is sunny outside, but doesn't grow when it is cloudy.

A scientist loves plants, and keeps one in the window of her lab. She notices that after a sunny day, the plant has grown, but after a cloudy day, it has not. Since she's a scientist, she starts hypothesizing.

Which of these is a hypothesis based on the scientist's observations?

Choose one answer

Type a concept, like “slope” or “photosynthesis”.

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