11 mark
Which of the planets listed is the gaseous planet which is closest to the Sun?
Jupiter
Mars
Saturn
Uranus
Did this page help you?
The Solar System (CIE IGCSE Physics: Co-ordinated Sciences (Double Award))
Exam Questions
1 hour14 questions
11 mark
Extended tier only
The orbit of the Earth around the Sun can be thought of as following a circular path with a circumference of 942 Ă— 106 km.
What is the approximate orbital speed of the Earth?
10 000 km /h
100 000 km /h
2.5 Ă— 106 km /h
50 Ă— 106 km /h
Did this page help you?
21 mark
The radius of Jupiter's orbit is 778 Ă— 106 km. What is the time taken for light from the Sun to reach the surface of Jupiter?
The speed of light is 3 Ă— 108 m/s.
2600 ms
2600 s
0.39 s
3.9 × 10–4 s
Did this page help you?
11 mark
Extended tier only
The orbit of Venus around the Sun is treated as a circular path with an average radius of 108.2 million km. The orbital period of Venus is 225 days.
What is the orbital speed of Venus?
40 000 km / h
62 900 km / h
126 000 km / h
810 000 km / h
Did this page help you?
21 mark
Extended tier only
The table shows some planetary data for planets in our Solar System
| Planet | Orbital distance / million km | Orbital duration / days or years | Density / kg/m3 | Surface Temperature/ °C | Uniform Surface Gravitational Field Strength/ N/kg |
| Mercury | 57.9 | 88 days | 5427 | 350 | 3.7 |
| Venus | 108.2 | 225 days | 5243 | 460 | 8.9 |
| Earth | 149.6 | 365 days | 5514 | 20 | 9.8 |
| Mars | 227.9 | 687 days | 3933 | –23 | 3.7 |
| Jupiter | 778.6 | 11.9 years | 1326 | –120 | 23.1 |
| Saturn | 1433.5 | 29.5 years | 687 | –180 | 9.0 |
| Uranus | 2872.5 |  75 years | 1271 | –210 | 8.7 |
| Neptune | 4495.1 | 165 years | 1638 | –220 | 11.0 |
Â
What is the orbital speed of Mars?
8.68 Ă— 104 m/hr
1.38 Ă— 107 m/hr
8.68 Ă— 107 m/hr
2.08 Ă— 109 m/hr
Did this page help you?