Chemistry, 27.05.2020 11:58 lilblackbird4
Fred is conducting a controlled experiment to test whether using a grow light at night will help a tomato plant grow faster. Below are the steps to Fred's experiment: Plant tomato plants in two separate, but identical, flowerpots. Place the flowerpots in the same area outside during the day. At night, bring both flower pots inside and place one in the dark and one under a grow light. Give the plants the same amount of food and water each week. Measure the growth of the plants. Draw conclusions based on the data collected. Which of the following variables must Fred hold constant in this experiment? A. the type of tomato plants used B. the amount of time both plants spend in the dark C. the length of time this experiment is carried out D. the amount of time both plants spend in the light
Answers: 1
Chemistry, 22.06.2019 15:20, munziruddin204
Which description best characterizes the motion of particles in a solid?
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Chemistry, 22.06.2019 21:00, estherdinhllama
Read "who built the pyramids? β. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.
Answers: 1
Fred is conducting a controlled experiment to test whether using a grow light at night will help a t...
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