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Text Exercise
• Based on what you have just learnt, please
modify the next presentation slide.
• You may create an additional slide if required.
The Solar System
• The Solar System consists of the Sun and
those celestial objects bound to it by
gravity, all of which formed from the
collapse of a giant molecular cloud
approximately 4.6 billion years ago.
The Solar System
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The four smaller inner planets
Mercury
Venus
Earth
Mars
They are also called the terrestrial planets.
They are primarily composed of rock and
metal.
The Solar System
The four outer planets
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Jupiter
Saturn
Uranus
Neptune
They are also called the gas giants.
They are also composed largely of hydrogen
and helium and are far more massive than
the terrestrials.
Planet Sizes
Equatorial Diameter
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the Sun is the largest at 1,392,000km.
Mercury is 4,878km
Venus is 12,104km .
Earth is 12,756 km (almost the same as Venus)
Mars is 6,787km.
Jupiter is 142,800km
Saturn is 120,000km