Watch the movie and then answer the questions.

1. Why is Trixi having a bad day?

   1.   ?    She is eaten by a tyrannosaurus.
   2.   ?    She sinks in the sand.
   3.   ?    She is killed by an asteroid.
   4.   ?    She causes a lot of damage.

2. Which of these is not a good condition for becoming a fossil?

   1.   ?    Lying on land that is sinking.
   2.   ?    Being eaten by a large predator.
   3.   ?    Being eaten by small animals and insects.
   4.   ?    Being covered by sand.

3. What does pressure do?

   1.   ?    It turns sand into rock.
   2.   ?    It makes a space in the rock.
   3.   ?    It brings minerals into bones.
   4.   ?    It dissolves bones.

4. What are dissolving bones replaces with?

   1.   ?    Water
   2.   ?    Seep
   3.   ?    Pressure
   4.   ?    Minerals

5. How does erosion take place?

   1.   ?    By the action of the wind.
   2.   ?    By the action of water.
   3.   ?    By the action of ice.
   4.   ?    All of these.