Research shows that the Sun is not static and unchanging. It is active and changes with time. Watch this video to discover the features that appear on the Sun's surface and learn about the energy and forces that drive them. Approx Duration < 15 mins If you liked this, why not try Measure the Sun's Rotation Our Sun Quiz Predict the Solar Cycle Tags Stars Star Sun Solar Matter Particles Energy Forces Force Fusion Light Magnetism Physics Solar System England Key Stage 3 England Key Stage 4 Ireland Junior Cycle BTEC Applied Science GCSE Astronomy