Sagot :
Answer:
1. June 21.
2. The Southern Hemisphere.
3. A winter solstice around December 21.
4. A case when sunlight shines on Earth at a lower angle (sun closer to the horizon), the energy of the sunlight is spread over a larger area, and is therefore weaker than if the sun is higher overhead and the energy is concentrated on a smaller area.
5. Electromagnetic radiation.