![Biology](/tpl/images/cats/biologiya.png)
timmy has decided he wants to test which if music can really flowers grow. he decides to expose some roses to classic music 10 minutes every day. he will have another group of roses that will receive no music and a third group that will get music for 20 minutes per day. timmy makes sure to have the same types of plants in each group and to expose them to music at the same time during the day. he also makes sure that all plants get the same amount of water and sunlight each day. at the end of 2 weeks, timmy measures the height of all the plants to see if the music made a difference.
identify the independent variable, dependent variable and at least 2 control variables in this experiment
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Biology
![image](/tpl/images/cats/biologiya.png)
![image](/tpl/images/cats/biologiya.png)
![image](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 12:50, cindy14772
The many stone tools, fragmentary animal bones, and teeth found at gran dolina, spain, indicate that hominids there? a. processed and consumed animals and other hominids. b. did not differ appreciably from earlier asian homo erectus. c. were similar to later homo sapiens. d. none of the above
Answers: 1
![image](/tpl/images/cats/biologiya.png)
Biology, 22.06.2019 14:30, kiwe595
Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.
Answers: 1
Do you know the correct answer?
timmy has decided he wants to test which if music can really flowers grow. he decides to expose som...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 20:33
![Konu](/tpl/images/cats/geografiya.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 20.04.2020 20:33
![Konu](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 20:33
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 20.04.2020 20:33
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 20.04.2020 20:33