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
Our Solar System Our Solar System
The Planets The Planets
Our Solar System Our Solar System
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
Day and Night Day and Night
Day and Night Day and Night
It takes the Earth 365.25 days (1 year) to orbit the Sun. Seasons It takes the Earth 365.25 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
The Seasons The Seasons
Seasons Seasons
Summer Seasons
Seasons Seasons
Winter Seasons
The Seasons Seasons
The Seasons Seasons
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
Phases of the Moon Phases of the Moon
Phases of the Moon Phases of the Moon
Tides Tides
Spring and Neap tides Spring and Neap tides
Quiz Quiz
Wordsearch Wordsearch