Across
- 4. land not in towns, cities, or industrial areas, that is either used for farming or left in its natural condition
- 6. small pieces of rubbish that have been left lying on the ground in public places
- 8. an extremely large, round mass of rock and metal, such as Earth, or of gas, such as Jupiter,
Down
- 1. the sun and the group of planets that move around it
- 2. a device sent up into space to travel around the earth, used for collecting information or communicating by radio, television
- 3. a weather condition in which very small drops of water come together to form a thick cloud
- 5. a type of very small animal with six legs, a body divided into three parts and usually two pairs of wings
- 7. any animal of which the female feeds her young on milk from her own body. Most mammals give birth to live young, not eggs