False. According to the U.S constitution, President Lincoln couldn't abolish slavery.
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<u>Answer:</u>
Subsistence agriculture is when the activity of growing food is not associated with economic gains and is only carried out in order to feed the cultivator himself and his family.
<u>Explanation:</u>
The word subsistence literally means support. The farming that is done by the farmers to support their survival is thus known as subsistence farming. In subsistence farming, the farmers choose to grow food that would only be enough to fulfill their own needs of survival.
There are no economic gains possible from subsistence agriculture as there is no surplus produce that can be traded to fetch economic gains.
Answer:Explained below
Explanation:
Warmth is received from sun and is received by our thermal receptors .Heat from sun will stimulate our thermal receptor by warming the receptive field of thermoreceptors which create the heat potential .This signals are transferred to brain via neurons to your brain and finally brain analyse the signals of getting heat.