Earth can be considered as a closed system, since it only receives sunlight (energy), while the overall mass stays constant, without (almost) any exchange from space. Another example of a closed system is a saucepan or frying pan, on a stove, when its lid is closed.
It is called hallucinations/delusion. In other words fake impression. You feel like there's someone but in reality there's no one. This happens because of chemicals released by brain(no idea about name)
Answer:
Hunting, growing food, taking care of animals, supply gathering.
Explanation:
without the help of each other, they wouldn't be able to do all of that stuff prepared for the seasons.
It's true Abraham lincoln fully supported president Polk's justification for declaring war against Mexico in 1846.
Option A. is true.
Abraham Lincoln fully supported President Polk's legitimacy in declaring war on Mexico in 1846. Explosive population growth and competition for gold have led many racial and ethnic groups in California to work together for wealth.
In that document, Rep. Abraham Lincoln questioned President Polk's legitimacy, asking "whether the particular land on which so much of our citizens' blood has been spilled in our own soil." In 1848, the Treaty of Guadalupe Hidalgo ended...
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Chronic, low-grade depressed feelings are to "dysthymic" disorder as moderate, recurring mood swings are to "<span>cyclothymic"</span> disorder.
Dysthymic disorder is a genuine condition of interminable discouragement, which holds on for no less than two years (one year for youngsters and youths). Dysthymia is less intense and serious than significant depressive issue.
In cyclothymic disorder, temperaments swing between brief times of mellow wretchedness and hypomania, a raised disposition. The low and high emotional episodes never achieve the seriousness or length of significant depressive or full insanity scenes.
