How do we know that Kepler was wrong and why is science so important to study?

When conducting an investigation to determine which type of fertilizer produces the most flowers on a plant, which variable would be graphed on the x-axis once you collected the data? a. type of fertilizer b. amount of flowers c. amount of water d. number of days that the plants grew

3. which is not a primary color of light? blue red green yellow

What happens during the fall in september