16. On day 7, how tall were the plants kept in the sun for 3 hours?
17. On day 7, how tall were the plants kept in the sun for 6 hours?
18. On day 10, how tall were the plants kept in the sun for 9 hours ?
19. On day 11, how tall were the plants kept in the sun for 1 hour?
20. Based on the graph, in what amount of sunlight do plants grow best?
Answers & Comments
17. 70mm
18. 140mm
19. 18mm
20. 9 hours of sunlight