PLANET EARTH TESTVersion en ligne Science, Primary School, Grade 3. This is a test about the Eart, the Sun, the Moon, the cardinal points, the artificial satellites... par Gonzalo Barral 1 The Earth is... a a satellite. b a star. c a planet. 2 The thin layer of air which surrounds the Earth is called... a the continent. b the ocean. c the atmosphere. 3 The rotation of the Earth takes... a 28 days. b a year. c a day. 4 There are __________________ cardinal points. a six. b four. c five. 5 The Moon is... a the star which orbits the Earth. b the planet which orbits the Sun. c the natural satellite which orbits the Earth. 6 Asia is... a a continent. b an ocean. c an island. 7 The Earth orbits... a itself. b the Moon. c the Sun. 8 Most of the surface of the Earth is covered by... a land. b water. c craters. 9 The rotation of the Earth causes... a day and night. b the seasons. c the months. 10 A map is... a a sphere that represents the Earth. b a representation of the Sun, the Earth and the Moon. c a flat drawing that represents the surface of the Earth.