Across
- 2. V-shaped valley caused by river erosion
- 3. can be used to separate some mixtures if they contain iron
- 5. Energy from moving water
- 9. Preserved remains of ancient organisms
- 10. Force of one object rubbing against another
- 11. Second phase of incomplete metamorphosis
- 13. Transparent triangular object that refracts light
- 15. Landform made by wind and sand
Down
- 1. Shows the continuous movement of water on earth
- 4. Tool used to measure force in newtons or grams
- 6. The path planets and other objects take around the sun in our solar system
- 7. Force that builds up landforms, such as deposition
- 8. Gas needed by plants in order to perform photosynthesis
- 12. Dark, rich soil with lots of nutrients for plants
- 14. Natural rising and falling of sea level caused mainly by moon's gravity