Sun, Space, Earth

• Sun’s Halo
• Space Facts
• Earth’s atmosphere thick at poles and thin at Eq.
• Earth magnetic and geographic poles are different and have 10degree gap in them.
• Variation in length of day & night is due to axial tilt of Earth.
• Revolution- Length of day & night, seasons

Geomorphology

• Rock is natural reservoir of phosphorus, its weathering causes phosphorus to mix with water and form solution which is then absorbed by plants.

Climatology

• Winds are clockwise in N. Hemisphere and anti clock wise in S. Hemisphere
• Jets fly in lower stratosphere to avoid turbulence and no vertical winds, clouds are present so.
• Cyclones occur when there is ITCZ, sea surface temp is warm
• Eye of cyclone has low pressure, high temp, no rainfall, zone of calm
• Clouds