It shows the heliocentric idea of the solar system. In this view, the sun is at the center of the
solar system with planets orbiting around it. In the geocentric view, the earth is at the center of
the solar system.
A normal heart rate ranges between 60-100 beats per minute. The higher the heart rate is, the faster the blood is pumping through the heart. When exercising a persons heart will be higher because the brain and the muscles in the body are in need of oxygen so the heart needs to pump faster in order to sustain optimal performance.<span />
