Across
- 2. The orientation of the rotational axis of a rotating body.
- 10. An expression of the ability of surfaces to reflect sunlight.
- 12. A prolonged sunspot minimum which occurred from 1645 to 1715 where sunspots became exceedingly rare.
- 13. The fifth layer of the atmosphere.
- 14. A measure of how much an elliptical orbit is.
- 15. These keep the Earth's systems in dynamic equilibrium.
Down
- 1. The first layer of the atmosphere.
- 3. dark spots on the sun which are cooler in temperature.
- 4. Solar radiation that is emitted from the sun and received by Earth.
- 5. The name given to describe the human-induced greenhouse effect.
- 6. the axial tilt or angle between an object's rotational axis and its orbital axis.
- 7. A sudden flash of increased brightness on the Sun.
- 8. These increase the amount of change in the Earth's systems, causing an imbalance.
- 9. Ground that continuously remains below 0 °C.
- 11. One of the greenhouse gases.