Acid Rain | Experiment 2 - Acid Rain and Plants: How does acid rain affect plant growth?
Experiment 2
Acid Rain and Plants: How does acid rain affect plant growth?
Purpose/Hypothesis
In this experiment, you will use cuttings of plants that are easy to grow, such as ivy, philodendron, begonia, or coleus. You will place two cuttings in water with a pH level of 7.0, which is neutral, and two cuttings in water with a pH of 4.0, which is in the range of acid rain. Your goal is to determine how the acidity affects the growth of roots.
Before you begin, make an educated guess or hypothesis about the outcome of this experiment based on your understanding of acid rain. This educated guess, or prediction, is your hypothesis.An 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 ...
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