Q: do tomato plants grow better with fertilizer

Hypothesis: I think if i give the tomatoes fertilizer they will grow taller

Contolled Experiment
1. Control group
list factors

2. Experimental
Independant Variables

3. DATA COLLECTION

You have only one independent variable -- giving or not giving the fertilizer -- with the experimental group getting the fertilizer. the height of the plants is the dependent variable.

As much as possible, you want to match the two groups according to other variables that effect growth (e.g., watering, sunlight, seed quality, etc.).

I hope this helps a little more. Thanks for asking.

1. Control Group:

The control group will consist of tomato plants that are grown without any fertilizer. This group will serve as a baseline to compare the growth of the experimental group.

2. Experimental Group:
The experimental group will consist of tomato plants that are provided with fertilizer. The independent variable in this experiment is the presence of fertilizer. Different types of fertilizer can also be tested as separate experimental groups.

3. Data Collection:
To assess the growth and health of the tomato plants, you can collect the following data:

- Height: Measure the height of each plant regularly using a measuring tape or ruler.
- Number of Leaves: Count the number of leaves on each plant to monitor overall foliage growth.
- Flowering: Observe and record when the plants start flowering.
- Fruit Production: Count the number of tomatoes produced by each plant and measure their size.

Data collection should be performed consistently and at regular intervals throughout the growing period. This will allow you to observe any differences in growth between the control and experimental groups, and to identify whether fertilizer has a positive effect on tomato plant growth.

1. Control group: In a controlled experiment, the control group is a group of tomato plants that are not given any fertilizer. They serve as a baseline to compare the growth of the tomato plants that receive fertilizer.

2. Experimental group: The experimental group is a group of tomato plants that are given fertilizer. The independent variable in this case is the type and amount of fertilizer used. Different factors to consider may include the type of fertilizer (e.g., organic, synthetic) and the concentration or frequency of application.

3. Data collection: Gather data on the growth of both the control group and experimental group over a certain period of time. Measure and record the height of the plants at regular intervals. Additional parameters that can be measured may include the number of flowers or fruits, leaf size, or overall plant health.

By comparing the growth of the control group and the experimental group, you will be able to determine if tomato plants grow better with the use of fertilizer.