CAIE IGCSE Physics 6.1.2.2 Four Inner Planets Are Small Rocky and Questions

Learn the named inner and outer planet groups and the properties that distinguish them.

Exam points

compare rocky inner planets with the outer planets using their named groups
identify the outer planets as large gaseous planets
distinguish the properties used to group inner and outer planets

[Maximum number: 1]

Fig. 9.1 shows the Sun as the central dot and the planets Saturn, Jupiter and Earth labelled $\mathrm{S}_{0}$ , $\mathrm{J}_{0}$ and $\mathrm{E}_{0}$ . The planets orbit the Sun anticlockwise. From the Earth's orbit, the planets appear aligned.

Fig. 9.1 (not to scale)

Assume that Saturn takes 30 years to orbit the Sun and that Jupiter takes 12 years to orbit the Sun.

Choose two words from the list to describe each planet.

Table for Question CAIE IGCSE Physics 6.1.2.2 Four Inner Planets Are Small Rocky and Questions question 1 — CAIE IGCSE Physics

Jupiter

Earth

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CAIE IGCSE Physics 6.1.2.2 Four Inner Planets Are Small Rocky and Questions question 1