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Solar System 1
| Term | Definition |
|---|---|
| He discovered the force of gravity | Isaac Newton |
| He proposed a Sun-centred system | Copernicus |
| It moves in an anti-clockwise direction and takes 28 days to orbit the Earth | Moon |
| It causes the four seasons | Revolution |
| It causes day and night | Rotation |
| It rises every six hours. They are caused by the gravitational pull of the Moon. | Tides |
| Representing the Earth in 3D | Globe |
| Representing the Earth in 2D | Maps |
| It shows the main features of a landscape (deserts, mountains, rivers and lakes) | Physical map |
| It shows man-made features, such as cities, roads and borders | Political map |
| It is a book that contains lots of maps | Atlas |
| The lines of latitude, horizontal lines | parallels |
| The vertical lines, lines of longitude | Meridians |
| 0º degrees latitude | Equator |
| 0º degrees longitude | Greenwich Meridian |
| Study the Solar System | Astronomers |
| It is the most famous example of a reflecting telescope | Hubble Space Telescope |
| The first dog in space | Laika |
| first person into space to orbit the Earth in 1961 | Yuri Gagarin |