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10 cards from this deck
Transfer of energy through electromagnetic waves
Energy from the sun
Long-wave radiation emitted by Earth
Warm air rises carrying heat upward
Length of day/night and angle of sun's rays
Energy concentrated in 1 sq metre, maximum heating
Earth's axis always points same direction; 23.5° tilt
21 June and 21 December
20 March and 22 September
Equal everywhere on Earth (12 hours each)
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