1. Our Solar System consists of the Sun and 9 planets The Sun is a star
Planets look like stars but are only visible because of light reflected from the Sun.
Our Solar System

2. Our Solar System
Our Solar System

3. The Planets
The Planets

4. Our Solar System
Our Solar System

5. It takes 24 hours (1 day) for the Earth to spin once on its axis.
Day and Night
It takes 24 hours (1 day) for the Earth to spin once on its axis.
The half of the Earth facing the Sun is in daylight, the other half of the Earth is in night.
Day and Night

6. Day and Night
Day and Night

7. Day and Night
Day and Night

8. It takes the Earth 365.25 days (1 year) to orbit the Sun.
Seasons
It takes the Earth days (1 year) to orbit the Sun.
When the Northern Hemisphere is tilted towards the Sun it is summer
When the Northern Hemisphere is tilted away from the Sun it is winter
In the summer, the Sun’s rays are concentrated over a small area of land
In the winter, the Sun’s rays are spread out
Seasons

9. The Seasons
The Seasons

10. Seasons
Seasons

11. Summer
Seasons

12. Seasons
Seasons

13. Winter
Seasons

14. The Seasons
Seasons

15. The Seasons
Seasons

16. The Moon orbits the Earth once every 28 days
The Moon appears to change shape because we see different amounts of the Moon’s lit half at different times
The Moon’s gravity causes high and low tides
The height of the high tide depends on the position of the Sun and Moon
The Moon

17. Phases of the Moon
Phases of the Moon

18. Phases of the Moon
Phases of the Moon

19. Tides
Tides

20. Spring and Neap tides
Spring and Neap tides

21. Quiz
Quiz

22. Wordsearch
Wordsearch