Easy:
The four chambers of the heart are the right and left atria, and the right and left ventricles. The main veins connected the heart are the superior and inferior vena cava, the main artery is the Aorta.
The first chamber, (the right atruim) recieves deoxygenated blood and forces it into the right ventricles which forces the blood into the lungs for oxygenation. Then the blood reenters the heart in the left atrium, which forces the blood into the left ventricle and then out the Aorta to the rest of the body.
sorry, but this question needed kind of a long answer to be answered correctly.
Answer:
d
Explanation:
the high pressure causes the inner core to be solid but the outer core doesn't have much pressure applied to it
Answer: A) Move the fulcrum rock closer to the boulder
Explanation:
The longer the effort arm is and the shorter the load arm is, the less energy it takes to move the end of the load arm.
X <-load effort-> X Effort Energy: 10
____________________
O <- fulcrum
X <-load effort-> X Effort Energy: 100
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O <- fulcrum
Answer: because there is no sunlight
Explanation: Solar cells are also called as photovoltaic cells. They convert light energy to electricity
Answer: how much does each contribute?
Explanation:
Nature and nurture of the pyschological traits such as intelligence or personality are contributed by the internal genes and the environment. The question arises is the fact that how much each factor that is the internal genetic structure as well as the external environment contributes to the development of these traits. It is the concern of the pyschologists.