Which amount of water helped the plants grow the most?
Which amount of water made the plants grow least?
When watering plants, this experiment shows that more water is always better.
Which amount of light helped plants grow the most in height?
Which amount of light helped plants grow the most in mass?
Which amount of light helped plants grow the least in terms of mass?
In activity C , you should have changed two independent variables?
For activity C, say you wanted to see how "soil" affects the plant growth. What should be kept standard/constant? (select all that apply)
What was the independent variable you selected for Activity C?
What was the dependent variable for activity C?
A student wants to test the affect of fertilizer and light on plant growth. They put a tomato seed in all 4 pots, they give each pot 70mL of water, and varying amounts of fertilizer and different amounts of light in each pot. Why would it be hard for them to come to a conclusion?