Across
- 4. A relatively hard, naturally occurring mineral material
- 7. a deep narrow valley with steep sides and often with a stream flowing through it
- 8. land that is away from big towns and cities
- 9. a large and steep mass of rock that is very tall
- 10. a natural luminous body visible in the sky especially at night
- 12. part of a plant that's usually green and attached to it by a stem or stalk
- 14. the surface of the earth
- 15. we call it the appearance of a hemisphere over our heads
Down
- 1. a very common plant consisting of large numbers of thin, spiky, green leaves that cover the surface of the ground
- 2. large objects that orbit a star, we have eight in our solar system
- 3. a forest thick with trees, other plants, and animals
- 4. a tall, dense forest that receives lots of rain every year
- 5. the large round object that circles the Earth and that shines at night by reflecting light from the sun
- 6. a route that's meant for walking
- 11. a tall plant that can live a very long time
- 13. an open land area free of woods and buildings