Science

• Rotation - earth spinning on its axis
• Counterclockwise - how earth revolve around the sun
• Day and night - effects of the movement of the earth
• Trace gases - present in very small amount
• Equinox - day and night are equal length
• Equator - imaginary line between north pole and south pole
• It rises - when air is heated
• Earth's rotation - 24 hours
• Solar eclipse - sun, moon, earth
• Total lunar eclipse - occurs if the earth's umbra is cast on the moon   
• Solstice - june 21 or 22, dec 21 or 22
• Equator - is facing the sun
• Wearing to thick clothes during summer is not correct
• On the beach during the day, the sea is cooler, the wind blows from sea to land
• 23.5° - Earth's tilted on its axis