Home > Science Experiments > Tropisms - Experiment 1 - Phototropism: Will plants follow a maze to reach light?

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Experiment 1
Phototropism: Will plants follow a maze to reach light?

Purpose/Hypothesis

In this experiment, you will find out whether plants will grow sideways through a maze to reach light. Before you begin, make an educated guess about the outcome of this experiment based on your knowledge of plant growth. This educated guess, or prediction, is your hypothesisAn idea in the form of a statement that can be tested by observation and/or experiment.. A hypothesis should explain these things:

• the topic of the experiment
• the variable you will change
• the variable you will measure
• what you expect to happen

A hypothesis must be brief, specific, and measurable. It must be something you can test through observation. Your experiment will prove or disprove whether your...

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1. Introduction
2. Auxins hold the key
3. Reaching out—to water and fence posts
4. Experiment 1 - Phototropism: Will plants follow a maze to reach light?
5. Experiment 2 - Geotropism: Will plant roots turn toward the pull of gravity?
6. Design Your Own Experiment