25. Marcy wants to grow sunflowers in her backyard garden. She notices that some sunflowers grow much taller than others. She is curious about what factors affect how sunflowers grow. So, she decides to design an experiment. She has the following supplies available: · Seeds from one type of sunflower R · Soil . W One wooden planter box in the sun One wooden planter box in the shade One plastic planter box in the sun Water Using only these supplies, which question can Marcy investigate with an experiment?
A. Do sunflowers grow taller if they are planted in planter boxes or in pots?
B. Do sunflowers grow bigger in sunny planter boxes or in shady planter boxes?
C. Which type of sunflower grows more leaves?
D. All of the above.
A. Do sunflowers grow taller if they are planted in planter boxes or in pots?
B. Do sunflowers grow bigger in sunny planter boxes or in shady planter boxes?
C. Which type of sunflower grows more leaves?
D. All of the above.
Answers & Comments
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Marcy can investigate all of the above questions with that experiment
D. All of the above ✓
explaining each
A. Do sunflowers grow taller if they are planted in planter boxes or in pots
→she can conclude so as she has both { planter box and plastic pots} available for her experiment.
B. Do sunflowers grow bigger in sunny planter boxes or in shady planter boxes?
→she can conclude this as she has put one planter box in sun while the other in shade
C. Which type of sunflower grows more leaves?
→she can also conclude this from her experiment because she has 3 types of planter boxes which are given different conditions by her.