Question

started: oct 8 at 11:42am quiz instructions this quiz is for 10 points in the grade book and is due by friday, 8/29, at 5:00 pm. you will have two attempts only, so make sure to review your notes and reading assignments before taking it. read each question carefully and decide which is the best answer. use the test - taking strategies weve been practicing in class. question 8 1 pts a group of students wants to know what amount of a particular fertilizer will produce larger watermelons. which of the following is the best choice to answer their question? students should conduct both an investigation of various fertilizers and a controlled experiment where they change the amount of the particular fertilizer for watermelon plants and measure the differences in the size of the watermelons. students should conduct a controlled experiment where they change the amount of fertilizer for watermelon plants and measure the difference in size of the watermelons. students should make observations of various fertilizers.

Explanation:

To determine the best amount of a particular fertilizer for producing larger watermelons, a controlled experiment is needed. In a controlled experiment, variables are manipulated while keeping other factors constant. Here, changing the amount of fertilizer and measuring the size of watermelons allows for isolating the effect of the fertilizer amount on watermelon size.

Answer:

Students should conduct a controlled experiment where they change the amount of fertilizer for watermelon plants and measure the difference in size of the watermelons.