I think the answer would be A
If a student wants to study the effect of sunlight on plant growth. In his experiment, 12 plants receive normal amounts of sunlight, but half of them are kept under bright sun lamps all night long. The control group is: the amount of light the plant receives.
<h3>What is control group?</h3>
A control group is a type of experiment carried out using two variables based on this control group can be defined as the process in which experiment is carried on two different variables such as dependent variables and independent variables in which one of the variables is not experimented or tested.
Based on the given scenario if after 6 weeks, the plants heights measured which inturn means that the control group is the amount of light the plant receives.
Therefore if 12 plants receive normal amounts of sunlight, but half of them are kept under bright sun lamps all night long. The control group is: the amount of light the plant receives.
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The states fighting against each other and not agreeing will cause the united states to continue to be united and become the downfall of the usa
Answer:
Money is a factor in most wars, but WWII took it to another level. ... Why did the Soviet Union have an advantage in directing resources toward a total war economy? ... narrative, explain how the patterns of industrialization helped the Allies win the war. ... One part of Hitler's plan was to use this new military might to invade
Explanation:
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