Sunday, January 24, 2010

Van Helmonts Experiment

1.Quantitavie: doing an experiment while measuring stuff.

2. I think that is plants ate soil, this experiment would have weighed a lot more than 90.8 kilograms.

3. This hypothesis was wrong because plants don't eat soil.

4. He tried to control the variables by covering the surface of the soil with a metal plate.

5. The weight would have a large difference because it would have been heavier.

6. The soil maybe got stuck to the roots or something.

7. Water molocules really give plants their weight.

8. I would measure the plants every few months because five years is a very long time going with out measuring the plants.

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