Typically you use experimental and control groups in an experiment. a control group is like the default, and the experimental is the one you actually experiment with.
for example if i run an experiment on the effects of food dye on a leaf stem, i’ll have my control group (the ones without food dye) to compare to the experimental group (the ones with food dye)
the control group is a way for scientists to see how an experiment truly affected or altered the subject
Answer:
carbon dioxide is released during leaf respiration (intake of oxygen), but it is quickly reabsorbed during photosynthesis.
Explanation:
Dinosaurs divided by chickens = xy to the tenth power making that equal 4y * 7x -3
x= -1
don’t use this i’m just depressed
It depends on the period. It could be Catherine the Great.
Like all planets and most stars, the motion of the sun is directly related to the rotation of it's axis.
