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tHe sEaSoNs In tHe nOrThErN hEmIsPhErE
Refresh What are the four seasons?
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What causes the seasons?
The Earth’s position in relation to the Sun changes during the year. This is because the Earth rotates on a tilted axis. This means that the Sun’s rays reach the Northern Hemisphere at different angles, depending on the time of year.
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This causes the seasons: a) When is the Earth closer to the Sun? In winter or summer? b) Why is the temperature different in summer and winter? Make a drawing to explain your answer.
• Summer (June 21st to September 23rd). Days are longer than nights. Temperatures are hot.
• Autumn (September 23rd to December 21st). Days and nights are the same length. Temperatures are mild.
• Winter (December 21st to March 20th). Nights are longer than days. Temperatures are cold.
• Spring (March 20th to June 21st). Days and nights are the same length. Temperatures are mild.
Answer the questions.
