Which particle outflow type is described as relatively 'cool' plasma in terms of speed compared to SEPs?

Answer

Solar Wind

The solar wind is described as relatively 'cool' plasma in terms of speed when contrasted with Solar Energetic Particles (SEPs), which are accelerated to extremely high speeds.

Which particle outflow type is described as relatively 'cool' plasma in terms of speed compared to SEPs?
lightenergysolar energyparticlephoton