1. Seasons

2. Which season is shown in each picture?
7L Time on Earth – Four seasons
Which season is shown in each picture?
What do you know about the temperature and number of daylight hours in each season?
Why do we have different seasons?

3. 7L Time on Earth – Days, years and seasons

4. 7L Time on Earth – True or false
8. During summer at the South Pole there is daylight for 24 hours.
At the same time the North Pole has daylight for 24 hours.
FALSE! When the South Pole has daylight for 24 hours, the North Pole has night-time for 24 hours.
5. There is more daylight in our summer because at this time of year the northern hemisphere is positioned away from the Sun.
9. If the Earth rotated faster about its axis, our days would be longer.
FALSE! Days on Earth would be shorter if our planet rotated faster about its axis.
9. If the Earth rotated faster about its axis, our days would be longer.
10. If the Earth was not tilted at an axis there would be no seasons.
TRUE!
6. In winter the highest position of the Sun in the sky is lower than in summer.
TRUE!
7. When it is winter in Australia, the northern hemisphere is positioned towards the Sun.  
TRUE!
5. There is more daylight in our summer because at this time of year the northern hemisphere is positioned away from the Sun.
FALSE! During our summer the northern hemisphere is positioned towards the Sun.
2. During one complete orbit of the Sun, the Earth rotates about its axis 365 times.
TRUE!
7. When it is winter in Australia, the northern hemisphere is positioned towards the Sun.
4. As the rotating Earth moves around the Sun, the angle of the Earth’s axis changes.
FALSE! The Earth’s axis is always tilted at the same angle (23.5).
10. If the Earth was not tilted at an axis there would be no seasons.
3. The Sun appears to move across the sky each day because the Earth is orbited by the Sun.
FALSE! It’s the Earth that orbits the Sun and that’s why the Sun appears to move across the sky.
4. As the rotating Earth moves around the Sun, the angle of the Earth’s axis changes.
3. The Sun appears to move across the sky each day because the Earth is orbited by the Sun.
FALSE! The Earth rotates about its axis once every 24 hours, which is one day.
1. The time for the Earth to rotate once about its axis is called a year.
1. The time for the Earth to rotate once about its axis is called a year.
2. During one complete orbit of the Sun, the Earth rotates about its axis 365 times.
6. In winter the highest position of the Sun in the sky is lower than in summer.
8. During summer at the South Pole there is daylight for 24 hours.
At the same time the North Pole has daylight for 24 hours.
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