Science help?!?!?!?!?!?!?!?!?
Put ''fossil'' if the statement describes a fossil. Put the word ''no'' in front of statements that do not describe a fossil. After each fossil description, name the type identified.

1. oil formed from sea animals of long ago
2. bird tracks in the snow
3. shell-shaped mineral found in rock cavity
4. insect in amber from a pine tree
5. dinosaur tracks in rocks
6. sandstone showing ripple marks from water
7. rock like parts of a species of fish that lived a short time in parts of the world
8. arrowhead made thousands of years ago
9. dinosaur leg bone containing quartz instead of calcium
10. flesh, fur, and bones of a woolly mammoth preserved in frozen ground
11. thin cavity in a rock showing where a shell has decayed
12. burrow of worms that lived millions of years ago
13. living pine tree more that 4000 years old
14. thin layer of carbon from the remains of a plant that lived thousands of years ago