Biology, 22.08.2019 14:10 dragongacha777
Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth.
which of the following is not a control for this experiment?
a. the type of plant
b. the amount of soil
c. the amount of water
d. the amount of time in the sun
Answers: 2
Biology, 22.06.2019 06:30
Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?
Answers: 2
Biology, 22.06.2019 19:50
Select the correct answer from each drop-down menu the images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that the archaeopteryx and bird have wings, while dinosaurs have limhe se it can be concluded that
Answers: 3
Biology, 22.06.2019 20:30
Which factor is difficult to assess in a cost-benefit analysis
Answers: 1
Astudent conducts an experiment to determine how the amount of water given to a plant affects its gr...
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