Clear selectic 5 po 14. A group of high school students wanted to use a decibel meter to test whether or not their classroom was noisier when their science teacher left the room. What is the dependent variable?
a. The amount of noise
b. Whether or not the science teacher left the room or not.
c. The type of students presents in the room.
d. The decibel meter
Answers: 3
Another question on Biology
Biology, 21.06.2019 18:30
The graph shows the solubility of several different salts in water, across a range of temperatures. according to the graph, which salt can dissolve at a concentration of about 60 g/100 cm3 of water at 40 degrees celsius?
Answers: 1
Biology, 21.06.2019 19:40
Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation
Answers: 1
Biology, 22.06.2019 03:50
Which statement about the pancreas is not true? a. it is an endocrine organ in the abdomen. b. it release chemicals into the digestive system. c. it releases insulin to increase glucose levels. d. it release hormones into the bloodstream.
Answers: 1
Biology, 22.06.2019 07:30
The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?
Answers: 1
You know the right answer?
Clear selectic 5 po 14. A group of high school students wanted to use a decibel meter to test whethe...
Questions
Geography, 26.08.2019 23:00
History, 26.08.2019 23:00
Mathematics, 26.08.2019 23:00
Social Studies, 26.08.2019 23:00
Mathematics, 26.08.2019 23:00
Biology, 26.08.2019 23:00
Mathematics, 26.08.2019 23:00
Social Studies, 26.08.2019 23:00
Mathematics, 26.08.2019 23:00
Computers and Technology, 26.08.2019 23:00
History, 26.08.2019 23:00
History, 26.08.2019 23:00
Physics, 26.08.2019 23:00
