Dr. Charles is using fMRI when she uses strong magnets to track changes in the brain's blood-oxygen levels.
Functional magnetic resonance imaging or (fMRI) is a techique used to measure brain activity by detecting changes associated with blood flow. When an area of the brain is in use, blood flow to that region will increase.
B: between a nonmetal and a metal.
Photosynthesis and chemosynthesis
Earthquakes occur because of the pressure and density.
